The protocol must be enabled in the connection settings. First there is no way to do this without using the command line – accessible through the Terminal app in both Mac OS and Ubuntu. Download and unpack Drush Download either the tar. The wget command will put additional strain on the site’s server because it will continuously traverse the links and download files. While it was developed as part of the GNOME project, it can operate independently of the GNOME desktop. Installing on Mac OSX Mavericks (Not working) (22) The requested URL returned error: 404 Not Found so it was not symlinked into /usr/local. Here are a few of our favorite from Mac-CLI to give you an idea of what you can do with them:. Iftop uses the pcap library to capture the packets moving in and out of the network adapter, and then sums up the size and count to find the total bandwidth under use. The variable ‘compile-command’ holds the default value for the `M-x compile’ command. I'm having a very weird problem. It's exactly what it. WP-CLI supports registering any callable class, function, or closure as a command. 9, so you can use them to recover your data. Then suddenly it wouldn't work anymore. Be sure that you DO NOT have any other active antivirus program running on your computer before installing McAfee VirusScan. Q: How do I use the airport command on Mac OS X? What is the airport command on Mac OS X? Can I control my Mac's wireless card from the command line? Can I get information about my Mac's wireless connection from the command line? Context. Then wait for the command to finish. a newbie to Gentoo. If it’s cached, ARP table is not used. geth console returns command not found on. A standard keyboard shortcut for the Save As action is not available in Windows (although some applications may provide one). One can see the traffic live on an interface for Source Host, Destination Host, and Ports. In one of my ESXi host we have found the alert mentioning the NFS IP Conflict and it points the specific MAC address as the owner. How to install iftop on Unix/Linux server? The command "iftop" is using for bandwidth (BW) monitoring on a server. Therefore, if the current folder uses a UNC path name, then running system with a DOS command that relies on the current folder fails. This is the entry point method from which the JVM can run your program. Problem is not in Firefox it is in Hotmail, specifically the latest update which allows you to "flag" emails to keep them at the top of your inbox. log command not found. They should not be confused with console commands! A command line parameter is entered before the game is even launched; whereas console commands are entered during the game in the console. The value of path specified on the command line will override any value of OCTAVE_PATH found in the environment, but not any commands in the system or user startup files that set the internal load path through one of the path functions. So, it is my belief that, as long as I'm running a Linux/KVM hypervisor on a genuine Mac computer (which I've personally been doing exclusively since cca. For users behind restrictive firewalls the following command will allow them to import the GPG key:. As per my knowledge, the list is comprehensive for MacBook Pro, MacBook Air, MacBook Retina display, iMac and MacMini users. Psychophysics Toolbox Version 3 (PTB-3) is a free set of Matlab and GNU Octave functions for vision and neuroscience research. x based Ubiquiti router?) (self. How to install iftop on Linux. --silent. Hi Jeff, thanks for submitting this issue. If strong security is desired for a pfSense firewall then do not install additional FreeBSD packages, or ensure to properly maintain these packages by always keeping them up to date. To view the arp table, use the arp. geth console returns command not found on. Hi, I've run in to this on 3750G's in a various sized stacks. But when i used the command qemu -usb /dev/sdb1 to boot. Casey Carroll If you see "adb command not found," go back and make sure you have your PATH variable (specifically the part. How can I permanently fix this? macOS Sierra 10. arp Command. If the MAC VLAN is not found, proceed to the next step. I'm fairly new though I think I'm following some of what pschaff suggested. This DrJava-based Java programming environment is no longer being supported (because DrJava in no longer being actively developed and DrJava is incompatible with Java 11). Just copy paste the command given below to reset the DNS cache in OS X v10. I also tried the following command but it also didn't fix the problem. iftop command displays real-time network bandwidth usage. First column displays the source,. The shortcut key has been set to Command+Shift+F for now. Uploading and downloading files through a server over FTP is easy these days with modern FTP clients like Transmit. They are used to using the "free" command to look up ram/memory statistics using terminal in a Linux environment. Mac OS X 10. BigFix Unix, Linux, and Mac Clients All mastheads on this page are Evaluation mastheads and should only be used on Evaluation licenses of BigFix. You do not need previous experience with CUDA or experience with parallel computation. Maybe an item is locked. arp Command. Don't worry, fix it following methods below. Support for several newer subprotocols is not integrated into the Mac OS X base system and currently apparently not available via additional/third-party software. App name: speedtest_cli; App description: Command-line interface for http Similar Software for Mac. However, for some operating systems we list pointers to readily installable releases. My thoughts about the future of Netflix for Linux. How to Setup ADB Mac OS and Windows: -. I installed qemu to check that my usb is bootable or not. Furthermore, the command line provides a simple way to list all the files of a certain type- for example, all your MP3 files. I got it back up running with the normal vncserver :1 -geometry 1920x1080 -depth 24. Or a signed message you're receiving was modified without your knowledge. wp plugin activate is another. Note that logging is currently not supported in offline servicing scenarios It means that typical scanning/repairing utility is not enough to fix Windows files corruption, to be able to fix it, please do not close Command Prompt window and proceed with the instructions:. is complete, then you shouldn’t get command flutter not found commands should have linked on your Command palette. top command displays real-time CPU Usage. (String[] args): Used for command line arguments that are passed as strings. The finger command is available. 6 through v10. This is the entry point method from which the JVM can run your program. Privoxy can run with full Windows service functionality. I resolved the issue, by adding it's dependency "libpcap" as a separate pkg. The shell path for a user in macOS or OSX is a set of locations in the filing system whereby the user has permissions to use certain applications, commands and programs without the need to specify the full path to that command or program in the Terminal. Legacy desktop solution. Mac's are excellent tools for accessing serial device TTY ports (to console into PBX's, switches, and routers). I'm having a very weird problem. Note that this command takes a. Just copy paste the command given below to reset the DNS cache in OS X v10. In this case, the ntpd daemon must be stopped on the machine where the ntpdate command is issued. Is interested in everything connected to technology. Here are a few of our favorite from Mac-CLI to give you an idea of what you can do with them:. As always, we're going to use Virtualbox for this. It works on Linux, Windows, Mac OS X, and other platforms. app to the Applications folder, making it available in the Launchpad. Next, let's click on the Start Menu and right click My Computer. sh: otool: command not found If the tcltk package fails to load with a message like the following, then your system has an old version of X-Windows that is incompatible with the version of Tcl/Tk for X-Windows that's distributed with R. Using iftop you can identify which host is responsible for slowing down your network. Right, so basically I have installed kali Arm img onto a raspberry pi 3, its a complete scratch install, and immediately upon logging in it's throwing this bash error, I took a look in /sbin, and ifconfig is not actually in there, so i ran update, and install-kali-full, and after checking all up to date and rebooting, still no ifconfig, i understand i can just run apt-get install ifconfig, but. exe and two directories: x32 and x64. Originally posted on Stack Overflow: On EC2: sudo node command not found, but node without sudo is ok – Dominic Feb 8 '17 at 15:59 1 @kas sudo ln -s $(whereis node) /usr/bin/node And so on. /automerge. Mac OS X being UNIX certified, does not mean all Mac OS X commands are available across all UNIX variants. edited Mar 11 '18 at 8:13. How to Setup ADB Mac OS and Windows: -. The actual characters vary by WinZip version. This article provides command-line switches for McAfee Agent in Windows, Mac, or UNIX environments. Enab le root login for SSH/SCP clients (click for my blog on how to enable RL). For example, find out if file exists (true condition) or not (false condition) and take action based on a condition result. bz2 and dmg formats. exe /S from the command line or a script. If the screen prompts you to enter a password, please enter your Mac's user password to continue. Linux流量监控工具 - iftop (最全面的iftop教程) 2010年07月27日 下午 | 作者:VPS侦探 在类Unix系统中可以使用top查看系统资源、进程、内存占用等信息。. org will show you a link to download the module, but in most cases that's not what you need. I'm trying to package up a Mac OS X Native application with the following command: `adt –package -storetype pkcs12 -keystore HelloWorld. A set of FREE tools to test the website and IP. When i checked the /usr/bin directory qemu was not there but other qemu related executable were there. How to Setup ADB Mac OS and Windows: -. Here is a small example: Make sure that your interface is. \)/\1:/g; s/. on my Mac OS X version 10. -bash: django-admin. What is iftop. Or a signed message you're receiving was modified without your knowledge. 2019-07-09 - FileZilla Pro to add new features after recent customer survey. When I want to verify my ISO as written here:. Make sure /home/opt/oracle/product/1 0. I have installed apigeetool using nom and when try to run apigeetool getting "apigeetool command not found" in terminal. The iftop command listens to network traffic on a named network interface, or on the first interface, it can find which looks like an external interface if none is specified, and displays a table of current bandwidth usage by pairs of hosts. It uses the DiskImages framework. Just type the command line in a text file, rename it with a. cocoapods - Can not perform `pod install` under el capitan (15A279b) - Stack Overflow "pod: command not found" after installing on OS X El Capitan Beta 2 · Issue #3736 · CocoaPods/CocoaPods. The iftop website gives the following description: "iftop does for network usage what top(1) does for CPU usage. arp Command. This combination makes sure that the installation isn't associated with your Apple ID, which is important if you're selling or giving away your Mac. pkg) that were already located on the remote box. Wait for the ping results. Writes usage information to the console. They should not be confused with console commands! A command line parameter is entered before the game is even launched; whereas console commands are entered during the game in the console. Open the Terminal program found in the /Applications/Utilities. It explains, with the right amount of historical context, why things are the way they are. Typing Control+C causes mysql to attempt to kill the current statement. Bash is a "Unix shell": a command line interface for interacting with the operating system. Here you may learn about MacPorts usage, development, and support. Turn on your Mac and hold down Command+Option+P+R until the computer reboots. linux utilities. 9 Mavericks or later, you will run into the problem of Eclipse refusing to interactively debug problems that otherwise build and run fine: An attempt to start a debugging session by selecting Run. log results in int ip reset reset. The protocol must be enabled in the connection settings. Please try to run Powershell. If you work on a Mac OS X 10. This may or may not correspond to the IP Address shown underneath the Hardware Address in the Network Utility, depending on where the Mac gets its IP address and hostname. Mount the disk image and run the installer. Other than that is it stock standard emacs. This repeated every time you tried. Make sure /home/opt/oracle/product/1 0. When you deploy McAfee Agent from ePolicy Orchestrator (ePO), the following command-line options are available for the McAfee Agent binary (CmdAgent. I have other sites open in Firefox and I am able to Command "C" and Command "V" from them just fine. OS X comes with a unix firewall program called IPFW, and there are a variety of programs you can use to access it from the GUI. When i checked the /usr/bin directory qemu was not there but other qemu related executable were there. I have done a research but I still don't found the solution. top, ps, strace, lsof, netstat, ifconfig, iftop, iptraf, tcpdump, wireshark) - 1. NET Core SDK on a Mac - markwilson. XAMPP-VM is a virtual machine for OS X. As I recall, this command commonly exists in various Windows shells, but is not present in bash, csh, tcsh, fish and a number of other shells that are commonly used in *nix operating systems. 02 patch for Zero Hour fixes an issue with particle effects. One can, however, install apt, as a front-end for dpkg, using MacPorts. 6 through v10. 3 root root 4096 24 mai 01:12 /opt/xdman/. exe and two directories: x32 and x64. On the Command Line page, you can specify whether or not to enable experimental features. Kernel for SQL Recovery MVP Product Review. 0 and earlier. However, some complex operations can only be done from the command line and there are situations in which you don't need or want a GUI. Hi, I've run in to this on 3750G's in a various sized stacks. By MacLife How To. However, that doesn't mean that our Macs don't misbehave from time to time. installed state, before "iftop" installation, and it works now. Our mission is to give people the information they need to make smart, informed decisions related to education. The iftop command listens to network traffic on a named network interface, or on the first interface, it can find which looks like an external interface if none is specified, and displays a table of current bandwidth usage by pairs of hosts. iftop: display bandwidth usage on an interface. Hey! I'm doing a little exercise for which I need to run a telnet client from my terminal. FortiOS Log Message Reference Introduction Before you begin What's new Log Types and Subtypes. Under UNIX-like systems, type the following line of text, then press Return:. The alias command allows user to launch any command or group of commands (including options and filenames) by entering a single word. The package xorgs-x11-apps provides the xclock command. command not found, sudo find / -name ffmpeg - No such file or directory Can you help me out with this? Eric Holsinger says:. Many people who want to use VLC media player on macOS will be intending to use the standard graphical interface that is provided by VLC. Cygwin version. You should see the file zadig. Symantec helps consumers and organizations secure and manage their information-driven world. Psychtoolbox-3. To view the arp table, use the arp. bashrc and they even have such package by name command-not-found… and I was able to replace it with desired content… so, is there a. iftop界面相关说明 界面上面显示的是类似刻度尺的刻度范围,为显示流量图形的长条作标尺用的。 Command not found make: ***. 7 provided with current Mac OS X installations. The four most common reasons why you may see the "command not found" message in the Mac command line are as follows: the command syntax was entered incorrectly; the command you are attempting to run is not installed; the command was deleted, or, worse, the system directory was deleted or modified. Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. If you’re sure the MAC address is a computer, then try the methods below to determine the IP address. exe with Command Prompt – Fix: ‘mysql’ is not recognized as an internal or external command, operable program or batch file. (Note that it may be necessary to unpack some files twice. The user interface mentioned in the article will also be available for users of the free FileZilla. FortiOS Log Message Reference Introduction Before you begin What's new Log Types and Subtypes. bashrc file. For issues related to Apple Java 6 on Mac, contact Apple Support. iftop command displays real-time network bandwidth usage. Create an Alternate css File for your Mobile Visitors. A download and manual installation will be necessary for this. NET Core SDK on a Mac - markwilson. MacOS Installation Notes. When I type in the shell dircolors I get: bash: dircolors: command not found. the actual suggested command in the readme. You can now type your command line with the appropriate parameters, as explained above. But we can easily install the GNU command line tools by using Homebrew in Mac OS X and set them as default. How to install iftop on Linux. xml` However I get the error: `unexpected argument –package` What am I doing wrong? I'm expecting to create `HelloWorld. However, the above command may indicate that the option was set in your vimrc because that file probably contains set nocompatible which sets many options. You can analyse the incoming and outgoing packets using iftop…. The MacPorts Wiki. Use the command line. log results in int ip reset reset. It includes Apache, PHP and other XAMPP components and runs them in a Linux-based virtual machine on your OS X system. Iftop works like top command do the same thing for CPU. Projects that use AtomicParsley. Install ffmpeg on a Mac. Push Return. In terminal, type "gcc", you will get message "command not found". If not issues were found, then close the command prompt. To view the arp table, use the arp. It looks like there may be a couple of ways to restart Mac networking -- AirPort to be specific -- from the Mac command line. However, that's not the only issue that can occur with a disk or file system. In more obscure situations and borderline cases, however, Safe Mode may not be enough to understand why your Mac freezes or crashes during the system boot process. sh and added an else statement to existing if command to create if. Iptraf is much more detailed in its output compared to iftop command. How to install wget in Mac OS X wget is a really handy command line utility, but unfortunately not included in OS X. If you are looking for more integration with OSX, Mitsuharu Yamamoto’s Mac port might be the best option. The feature is often referred to as "clone MAC address". Option-Command-R installs the macOS that came with your Mac, or the closest version still available. SQL Server. In this case, the ntpd daemon must be stopped on the machine where the ntpdate command is issued. There a lot of options, you can check them man iftop. One can see the traffic live on an interface for Source Host, Destination Host, and Ports. Linux - 30 Handy Bash Shell Aliases For Linux / Unix / Mac OS X (2) Linux - Bash - get size of folders in bash (rekommended) (1) Linux - Bash Litet Backup Script jag jobbat på under natten (1) Linux - Bash Random number generator (1) Linux - Bash Shell Programming (1). Every time I try to use a sudo or ssh command, it returns with this error: when:~ jackson1442$ sudo [insert any command here] -bash: sudo: command not found I was messing with Python installs, and am not sure what I did to cause this. The user interface mentioned in the article will also be available for users of the free FileZilla. Use the ENV command to show your PATH environment variable value. void: It does not return anything. To install iftop if not installed, just press Ctrl+Alt+T on your keyboard to open Terminal. iftop command displays real-time network bandwidth usage. /adb devices And here's a time-saving tip: When typing anything at the command line, you can type the first character or couple of characters of, for example, an apk you want to install, then hit the tab key and bash will fill in the. I am sure I’m entering the path listed at the top of the sdk manager and all the system says is that my command is not recognizable as a command. The command will download single file and stores in a current directory. First, be sure to install the prerequisite software. Oh and just to be through, here is my ipconfig/all:. If the screen prompts you to enter a password, please enter your Mac's user password to continue. I have tried torifying the usual methods found in various posts in forums for getting one's local IP address. Mac's are excellent tools for accessing serial device TTY ports (to console into PBX's, switches, and routers). If command is a null pointer, the function returns a non-zero value in case a command processor is available and a zero value if it is not. I tried this with each of the above found location, and after each try, i would try to use the man command. I am not\/strong> saying the developers are lazy\/em> or dumb\/em> or any of the things Reddit has implied. If this cannot be done, or Control+C is typed again before the statement is killed, mysql exits. I had a similar problem with texmaker on El Capitan yesterday which gave me a sh: repstopdf: command not found whenever I was trying to use a new eps graphic in my document. Download Git OS X Installer. European Union-spondored "bug bounty" program found some security issues which have promptly been fixed. Note that logging is currently not supported in offline servicing scenarios It means that typical scanning/repairing utility is not enough to fix Windows files corruption, to be able to fix it, please do not close Command Prompt window and proceed with the instructions:. It was released on September 30, 2015. profile as well but no luck. Uploading and downloading files through a server over FTP is easy these days with modern FTP clients like Transmit. mac) file extension. The top command implementation is pretty different on Mac OS X. The finger command is available. 6 on a Macbook Pro (15'', Mid 2012), 2,3 GHz Intel Core i7 My plan is to install Linux Mint instead. Click on the link above to download the free Adobe Reader for Linux or Mac. For Mac users experiencing the 'command not found' error, try prepending the command with. The rest of this book focuses on command-line Nmap invocations. Parameters-R. Why I think Ubuntu does not make the best usage of Internet as it fails selecting the "closest" mirror. Flasm is a free command line assembler/disassembler of Flash ActionScript bytecode. The ifconfig command has been deprecated and thus missing by default on Debian Linux, starting from Debian stretch. I've got a relatively limited broadband connection (I live miles from the nearest exchange) and from time to time net access (but nothing else) slows to a near crawl. The command “ 0 LIST "" "#shared. I'm fairly new though I think I'm following some of what pschaff suggested. I normally just use "top", or "vmstat" command in MAC OS X myself. I have tried "which ftp" and and get "no ftp in" then the bin dir's. In case it is not obvious, all the start scripts are in /var/mdw/scripts/ View the link speed for the ASG's interfaces? 'ifstat'. Get laptop MAC address under Windows 7/2008/Vista. * iftop (interface top) derives the name from the standard unix top command. Once you understand how the command-line options work and can interpret the output, using Zenmap or the other available Nmap GUIs is easy. I learnt on internet that I need a special software to repair and I download free program TestDisk, I followed quide that I need to type sudo command and this program will start automatically (I have in on USB), but my problem is that when I typed sudo in terminal the answer was command not found. Find the PATH variable and click Edit. It seems like every day I search Google for the command to show hidden files on Mac OS X, not to mention Googling for the command to then hide those hidden files a few minutes later. To view the arp table, use the arp. Now if I tell it to do something it always returns -bash: blah: command not found. This is the entry point method from which the JVM can run your program. I recently upgraded to El Capitan on my mac, and as a result, terminal no longer recognizes the command "latexmk". 017 versions) on my MacBook pro. I've got a relatively limited broadband connection (I live miles from the nearest exchange) and from time to time net access (but nothing else) slows to a near crawl. Run PowerShell on Mac OS X. ftp command not found. This command shuts down the en0 or en1 interface, which is typically the AirPort wireless interface. In Bash shell - the ps -ef shows only the /bin/bash but the script name is not displayed ? Is there any way to get the script names for the process command ? --- Post updated at 08:39 AM --- in KSH (Korn Shell), my command output shows the script names but when run in the Bash Shell (3 Replies). Top 5 Email Client For Linux, Mac OS X, and Windows Users The Novice Guide To Buying A Linux Laptop { 6 comments… read them below or add one } 1 Debjit Saha January 13, 2014 at 2:25 am How can I start other apps such as Firefox or XCode. It listens to network traffic on a named interface and displays a table of current bandwidth usage by pairs of hosts. It adds valuable smooth scrolling and subpixel font rendering not found elsewhere. The supplied path must not be surrounded by quotes, even if the path contains spaces. Just copy paste the command given below to reset the DNS cache in OS X v10. Type in the address you’d like to ping and then hit the Enter key on your keyboard. top command displays real-time CPU Usage. If the command just isn't installed on the Mac, for common examples like wget, htop, or the many other useful unix commands available as Homebrew packages that are not otherwise preinstalled in Mac OS, then the simplest solution is to install and use Homebrew on the Mac to gain access to those command line utilities. Finally, the rule "all" does nothing. I'm trying to package up a Mac OS X Native application with the following command: `adt –package -storetype pkcs12 -keystore HelloWorld. iftop is showing traffic from x. See the Android and iOS pages for build instructions and example applications specific to these mobile platforms. command not found, sudo find / -name ffmpeg - No such file or directory Can you help me out with this? Eric Holsinger says:. On Mac keyboards made after 2004, Exposé can be activated by using the F3 key or in combination with the command key, or on the trackpad of Macbooks supporting multi-touch interface. The actual characters vary by WinZip version. First there is no way to do this without using the command line – accessible through the Terminal app in both Mac OS and Ubuntu. with Homebrew), but without luck. Further, I have received comments that this command does not help identify the mac address for a specific device. pkg) that were already located on the remote box. I think disktool will be your best bet. 1 and later, including Mac OS X. Hosting from my Home PC, and Still Able to Handle a lot of Traffic Feb 28 2012. grep Command. I have tried torifying the usual methods found in various posts in forums for getting one's local IP address. Well today (it's been a few weeks since I've had to run this app) I launch X11 and type my usual "xhost +" only to be greeted by "xhost: Command not found. We all have alternatives. See how to install and enable epel repo on CentOS / RHEL / Scientific Linux v4. Find MAC Addresses on ESXi Servers How to locate MAC addresses on VMware ESXi servers using command line interface. Man is the Unix "manual" command. Mac's are excellent tools for accessing serial device TTY ports (to console into PBX's, switches, and routers). Ruby Version Manager (RVM) RVM is a command-line tool which allows you to easily install, manage, and work with multiple ruby environments from interpreters to sets of gems. If command is a null pointer, the function returns a non-zero value in case a command processor is available and a zero value if it is not. S Uppercase alphabet O, not number zero. It might happen that someone encrypted a mail for another recipient but mistakenly sent it to you and so you're not able to read it. They are used to using the "free" command to look up ram/memory statistics using terminal in a Linux environment. Mac OS X contains a variety of tools for repairing disk, partition, and file system errors. When I want to verify my ISO as written here:. A collection of new Mirai malware samples compiled to run on new processors and architectures have been discovered by Palo Alto Networks' Unit 42 in the wild during late February 2019. To install iftop if not installed, just press Ctrl+Alt+T on your keyboard to open Terminal. Different Linux utility commands (e. iftop does for network usage what top(1) does for CPU usage. By MacLife How To. Whenever I try double clicking `start` from the `npm window` I get `sh: yarn: command not found` error, same from the configuration window. How to install a FTP client from the command line on Mac? [duplicate] command not found If you can find another Mac running macOS or OS X,. ppk format private key and want to use it with the built-in OpenSSH on Mac on the command line or in scripts, you can use the following commands. If so, MAC address is. If that's the case and you'd rather not install the full Xcode development suite (because it does include the command line utility), there is an alternative. How to install iftop on Unix/Linux server? The command “iftop” is using for bandwidth (BW) monitoring on a server. app messages to Thunderbird mail client. Before we change the MAC address, you can use a useful command in Terminal to generate a random MAC address if you need one. Modern versions of Mac OS X no longer need you to repair disk permissions. Step 2: Add Python to the PATH Environmental Variable. 在Mac系统中,很多时候第一次在Android SDK中使用adb的时候。无法使用。会提示-bash: abd: command not found。 造成此类现象的原因是:未配置Android的环境变量。因此,您需为Mac中的Android SDK配置环境变量。 启动Ma. Is interested in everything connected to technology. Use alias command to display list of all defined aliases. I have to assume you have the Mono framework installed, but if not install it. Now that MacOS X is released, its new Unix underpinnings allow FFTW to compile and install using our automatic configuration script For earlier versions of the OS, you will have to do a little more work (but not too much), as described below. Some of these errors effectively stop you from going ahead with whatever you’r doing and you end up looking for a solution to them instead.