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Batch File Error Codes


exitCode Specifies a numeric number. Steps Exit codes for batch files Use the command EXIT /B %ERRORLEVEL% at the end of the batch file to return the error codes from the batch file EXIT /B at Use the code above wherever you would have used IF ERRORLEVEL 1 ... When you double-click a .BAT or .CMD file through Explorer, a cmd.exe process is started to provide the environment in which it will run. http://waspsoft.com/batch-file/batch-file-exit-error-codes.html

Other numbers might represent problems or various results. Batch files are limited in their ability to handle files, and logs are generally manually reviewed to see if corrective action is needed - return values & error levels are typically With 256 choices, few commands or programs could ever fill up all the slots unless they became very involved. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the

Errorlevel Neq

You also have the option to prepend a leading 0 if you wish, to help with sorting by filename or consistency of the naming convention. if /B is specified, sets ERRORLEVEL that number. Despite the term "exit codes", "ERRORLEVEL" is used for the tests. Are there any 'smart' ejection seats?

If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number. I also recommend documenting your possible return codes with easy to read SET statements at the top of your script file, like this: SET /A ERROR_HELP_SCREEN=1 SET /A ERROR_FILE_NOT_FOUND=2 Note that Contact Failed Mail Donate Errorlevels The correct name for errorlevels would be return codes. Batch File Error Code 2 The only thing that worked is if errorlevel 1 (...) –AlikElzin-kilaka Apr 13 '15 at 12:59 3 Be aware, errorlevel is not an environment variable.

Otherwise, I can only suggest cycling through the drive letters using "IF EXIST" to find the batch file name, but that might throw "drive not ready" errors for removable drives such If implemented well, the result will be achievement of a higher DOS Power-User status. A very simple way to halt on error is to use the EXIT command with the /B switch (to exit the current batch script context, and not the command prompt process). exit requires that you use the same if error gtr 0 but with exit as the commandFB Logged Next time google it.

The safest way to use errorlevels for all DOS versions is the reverse order check. Batch File Error Code 255 The third means something happened and FIND was unable to finish or was unable to comply with the request. greveszTopic StarterStarter How to return success/failure from a batch file? « on: September 09, 2008, 02:31:33 PM » Hello,I am new to the DOS world. SidewinderGuruThanked: 123 Experience: Familiar OS: Other Re: How to return success/failure from a batch file? « Reply #4 on: September 09, 2008, 06:12:06 PM » Quote from: fireballs on September 09,

Batch File Exit Codes

Let's look closer at the CHOICE command. This was touched upon with the "FC" example farther back. Errorlevel Neq So "NATION.TXT" would always be printed no matter what. Batch File Error Code 1 Not all MS commands fail with errorlevel 1.

A very helpful feature is the built-in DOS commands like ECHO, IF, and SET will preserve the existing value of %ERRORLEVEL%. weblink To determine the exact return code the previous command returned, we could use a construction like this: @ECHO OFF IF ERRORLEVEL 1 SET ERRORLEV=1 IF ERRORLEVEL 2 SET ERRORLEV=2 IF ERRORLEVEL You may also want to check for specific error codes. If there is a problem, the batch file branches to the "PROBLEM" section, places some text on the screen via ECHO commands and then ends. Batch File Error Handling

only if myProgram.exe returned with error level 0. Another example of this is given farther on. (See this website's Batch File Tutorial for information on writing batch files.) What do Exit Codes Look Like? XCOPY, for instance can fail with errorlevels 1 to 5. http://waspsoft.com/batch-file/batch-file-copy-error-codes.html Why did companions have such high social standing?

Yes. Batch File Error Code 3 By default, the command processor will continue executing when an error is raised. Either use goto :EOF or exit /b so that just the batch file terminates. –Joey Aug 11 '10 at 21:44 @Jim: You should always delete that variable with set

Mencken fireballsApprentice Code:TerminalThanked: 3 Re: How to return success/failure from a batch file? « Reply #7 on: September 09, 2008, 06:57:18 PM » Quote from: Sidewinder on September 09, 2008, 06:51:56

Conditional Execution Using the Return Code There’s a super cool shorthand you can use to execute a second command based on the success or failure of a command. This string could be a series of numbers, characters, or words. Computer Hope Forum Main pageFree helpTipsDictionaryForumLinksContact Welcome, Guest. Return Error Code From Batch File Logged I was trying to dereference Null Pointers before it was cool.

Since the same variable get expanded to different values on different computers. How Do I find Out what Codes are Available? Panthers_DenTopic StarterRookie Re: How to capture batch file error msg's? « Reply #6 on: May 12, 2010, 05:40:15 AM » Quote from: BC_Programmer on May 11, 2010, 08:24:32 PMprogram.exe 2>&1 | his comment is here This document provides steps on how to return the error codes on .vb scripts, Powershell scripts and batch files.

Logged To every complex question there is a simple answer and it is wrong…- H.L. If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number. In addition, there are also those that are programmed to generate random, meaningless numbers upon completion. Well-written command-line software will present a range of exit codes.

But since the DOS command to determine the return code is IF ERRORLEVEL, most people use the name errorlevel. Integral using residue theorem complex analysis I do not get any ether when mining Is the standard Canon 18-55 lens the same as 5 years ago? For example, an environment variable with a standard name can store the location that a particular computer system uses to store user profile this may vary from one computer system to Be aware that not everything presented here may work as shown for the commands included with the version or manufacturer of DOS you have.