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Windows Bat Return Error


A successful command returns a 0 while an unsuccessful one returns a non-zero value that usually can be interpreted as an Error Code. Uh oh, something bad happened exit /b 1 ) Or to give more info about what happened c:\mypath\myexe.exe 2&1> myexe.log find "Invalid File" "myexe.log" >nul2>nul && echo.Invalid File error in Myexe.exe But you really need to know what the program returns on errors. The conventional technique to check for a non-zero return code using the NEQ (Not-Equal-To) operator of the IF command: IF %ERRORLEVEL% NEQ 0 ( REM do something here to address the http://pubdimensions.com/batch-file/windows-cmd-return-error-code.php

How do I amplify a 0-100mV signal to an ADC with a range from 0 to a specific reference voltage? shows: Quits the CMD.EXE program (command interpreter) or the current batch script. windows command-line process cmd exit-code share|improve this question asked Dec 2 '08 at 18:04 Skrud 3,60331622 5 Also asked on SuperUser: How to check the exit code of the last myProgram.exe || PAUSE would cause the batch file to pause if myProgram.exe returns a non-zero error level.

Batch File Exit Command

For example, create this .cmd file: @echo off echo Starting very complicated batch file... Checking Return Codes In Your Script Commands The environmental variable %ERRORLEVEL% contains the return code of the last executed program or script. Basically, I want the equivalent of MSBuild's ContinueOnError=false. To close an interactive command prompt, the keyboard shortcut ALT + F4 is an alternative to typing EXIT.

A very helpful feature is the built-in DOS commands like ECHO, IF, and SET will preserve the existing value of %ERRORLEVEL%. In that case we can use generic checks for failures like this: IF EXIST %outfile% (DEL /F %outfile%) CALL some_script.bat -o %outfile% IF NOT EXIST %outfile% (ECHO ERROR & EXIT /b) Am I interrupting my husband's parenting? Batch File Return Value goto :EOF :error echo Failed with error #%errorlevel%.

for ex: cd "\view\Flex Builder 3\gcc-mvn" set path="c:\view\jdk1.7.0_02\bin";"c:\view\apache-maven-3.0.5\bin";%path% mvn sonar:sonar cmd should remain at the prompt after the execution. Batch Set Errorlevel To execute a follow-on command after failure, we use the || operator: SomeCommand.exe || ECHO SomeCommand.exe failed with return code %ERRORLEVEL% I use this technique heavily to halt a script when Why is 10W resistor getting hot with only 6.5W running through it? http://www.computerhope.com/forum/index.php?topic=65815.0 up vote 473 down vote favorite 97 I am running a program and want to see what its return code is (since it returns different codes based on different errors).

Am I interrupting my husband's parenting? \def inside of \def not visible in titles or captions Produce Dürer's magic square Why does the kill-screen glitch occur in Pac-man? Batch File Exit Code 0 The fact that Microsoft is now requiring all of its server programs (Exchange, SQL Server etc) to be PowerShell drivable was pure icing on the cake. Also, the CMD call at the end of your file is actually opening a NEW command processor, so you'd have two running instead of one. –David Jun 22 '15 at 12:11 If executed from outside a batch script, it will quit CMD.EXE exitCode specifies a numeric number.

Batch Set Errorlevel

EXIT /B should do this then –Pascal Belloncle Feb 16 '13 at 1:31 add a comment| up vote -1 down vote Got the same issue. Since the same variable get expanded to different values on different computers. Batch File Exit Command Why are spare wheels smaller than normal wheels? =TEXT([Date Column],"MMMM") issue Is there a "weighting" involved with Sitecore.ContentSearch.SearchTypes.SearchResultItem? Batch File Exit Code 1 Description Every command or script returns with the status of execution, which is referred as return status or exit codes.

share|improve this answer edited Apr 4 at 16:06 DangerZone 9591821 answered Apr 9 '09 at 15:03 system PAUSE 17.7k164857 6 Is there a way to state it once for the http://pubdimensions.com/batch-file/windows-batch-return-error-code.php Should the sole user of a *nix system have two accounts? A windowed application will run in the background, and control will return immediately to the command prompt (most likely with an ErrorLevel of zero to indicate that the process was created We also pass a specific non-zero return code from the failed command to inform the caller of our script about the failure. Windows Batch Errorlevel

Consider using !errorlevel! I was thinking more along the line where b.bat would abort early based on some condition:b.batCode: [Select]if not exist c:\file.ext exit 7
if not defined userprofile exit 9
exit 0
a.bat Not all MS commands fail with errorlevel 1. weblink if /B is specified, sets ERRORLEVEL that number.

exit /b %errorlevel% See also question about exiting batch file subroutine. Exit /b Errorlevel SomeFile.exe IF %ERRORLEVEL% EQU 9009 ( ECHO error - SomeFile.exe not found in your PATH ) It’s hard to know this stuff upfront – I generally just use trial and error I've just seen it working for > start /wait notepad.exe –dmihailescu Jan 23 '13 at 18:48 1 Great answer!

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instead, as described in this answer. –romkyns Apr 8 '15 at 22:36 add a comment| up vote 70 down vote Use the built-in ERRORLEVEL Variable: echo %ERRORLEVEL% But beware if an 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 I was thinking more along the line where b.bat would abort early based on some condition:b.batCode: [Select]if not exist c:\file.ext exit 7
if not defined userprofile exit 9
exit 0
a.bat Batch File Function Return Value So i created a little bash script to take care of this.

This will start the windowed application, wait for it to exit, and then return control to the command prompt with the exit status of the process set in ErrorLevel. Why does the kill-screen glitch occur in Pac-man? Sending a stranger's CV to HR more hot questions question feed about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life check over here Move the echo and exit to an else branch. –Samuel Mar 9 '15 at 23:27 Good point.

Related 14Exit batch file from subroutine0Program in batch file reading old version of newly altered file (XP)1How to determine the name of a file extracted from a zip archive via a Therefore, if you need to check for more than one specific exit value, you should check for the highest one first. Is there an illusion in the tutorial area? A solution to do it in C++ looks like below: #include "stdafx.h" #include "windows.h" #include "stdio.h" #include "tchar.h" #include "stdio.h" #include "shellapi.h" int _tmain( int argc, TCHAR *argv[] ) { CString

Trying start /wait didn't work. deer in German: Hirsch, Reh In the future, around year 2500, will only one language exist on earth?