otherwise .bat eats the errorlevel and app1 never knows. Move the echo and exit to an else branch. –Samuel Mar 9 '15 at 23:27 Good point. Seasonal Challenge (Contributions from TeXing Dead Welcome) The 10'000 year skyscraper How can tilting a N64 cartridge causes such subtle glitches? Given that ice is less dense than water, why doesn't it sit completely atop water (rather than slightly submerged)? have a peek here
I have a program that returns -1 on errors). 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 Instead of using the console-based C++ launcher mentioned elsewhere, though, a simpler alternative is to start a windowed application using the command prompt's START /WAIT command. email etiquette adding people to the thread vs reaching out directly Is there any way to bring an egg to its natural state (not boiled) after you cook it?
I've just seen it working for > start /wait notepad.exe –dmihailescu Jan 23 '13 at 18:48 1 Great answer! Insert %2 (Volume Serial Number: %3) into drive %1. ERROR_SHARING_BUFFER_EXCEEDED 36 (0x24) Too many files opened for sharing. ERROR_HANDLE_EOF 38 (0x26) Reached the end of the file. ERROR_HANDLE_DISK_FULL Instead, you can use "if %ERRORLEVEL% EQU 0 (..)". –Curtis Yallop Jul 29 '14 at 16:06 Found cases where %ERRORLEVEL% is 0 even though an error occurred.
What's this I hear about First Edition Unix being restored? up vote 54 down vote favorite 5 Inside a batch file on Windows, I use 7-zip like this: ...\right_path\7z a output_file_name.zip file_to_be_compressed How could I check the exit code of 7z in Windows? Return Value From Batch File A non zero value usually indicates an error." To test for specific error levels in batch files, you may find this knowledgebase article useful.
share|improve this answer answered Feb 28 '15 at 19:33 jonretting 36415 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign Windows Errorlevel Thanks very much! –The Mask May 28 '14 at 0:56 1 Another reason why it might not work (always zero) is when it's inside an if or for. share|improve this answer answered Apr 19 '13 at 5:07 Sam Jones 4741718 3 it could be even better if you returned the same error back to app1. http://stackoverflow.com/questions/2521818/easy-way-to-see-dos-command-return-code Wanted the messages in WEVL to be custom, have the correct exit code, details, priorities, message, etc.
SET /A ERROR_HELP_SCREEN=1 SET /A ERROR_FILE_NOT_FOUND=2 SET /A ERROR_FILE_READ_ONLY=4 SET /A ERROR_UNKNOWN=8 This gives me the flexibility to bitwise OR multiple error numbers together if I want to record numerous problems Exit /b Errorlevel share|improve this answer edited Oct 1 '10 at 5:27 answered Oct 1 '10 at 4:58 Dennis Williamson 58.1k11105141 I tried your code. windows-xp batch share|improve this question asked Oct 1 '10 at 4:47 Misha Moroshko 1,67361728 1 Also asked on Stackoverflow: How do I get the application exit code from a Windows This can make debugging a problem BAT script more difficult, a CMD batch script is more consistent and will set ERRORLEVEL after every command that you run [source].
see more linked questions… Related 655How to pass command line parameters to a batch file?305How can you find and replace text in a file using the Windows command-line environment?352How to get https://msdn.microsoft.com/en-us/library/windows/desktop/ms681382(v=vs.85).aspx The only thing that worked is if errorlevel 1 (...) –AlikElzin-kilaka Apr 13 '15 at 12:57 %errorlevel% seems not to be available in power shell though... –Ghita May 27 Cmd Exit /b If quitting CMD.EXE, set the process exit code no. Batch File Exit Code 1 Before opening files in this location, you must first add the web site to your trusted sites list, browse to the web site, and select the option to login automatically.
Use (set errorlevel=) to clear the environment variable, allowing access to the true value of errorlevel via the %errorlevel% environment variable. navigate here To know about Environment variable see the below note. I did not know about that command. In the batch file , it is always a good practice to use environment variables instead of constant values. Cmd Set Errorlevel
See "if /?". Exit 0 Exit /B 5 To force an ERRORLEVEL of 1 to be set without exiting, run a small but invalid command like COLOR 00 There is a key difference between When a windowed application eventually exits, its exit status is lost. Check This Out Yes No Additional feedback? 1500 characters remaining Submit Skip this Thank you!
START with /WAIT option 19 ERRORLEVEL inside IF 7 How can I set the exit code in Inno Setup? Cmd Return Code 1 Win32-based) from a command prompt. However, I don’t use this technique because programs can return negative numbers as well as positive numbers.
See "if /?". If you have additional suggestions regarding the System Error Codes documentation, given the constraints enumerated at the top of the page, please click the link labeled "Send comments about this topic When an external command is run by CMD.EXE, it will detect the executable's return code and set the ERRORLEVEL to match. Batch File Set Exit Code Interlace strings How do I disable or lock lookup fields on a Visual Force page?
The positive values are a good idea because other callers may use the IF ERRORLEVEL 1 syntax to check your script. Hi, I'm Steve. Using Elemental Attunement to destroy a castle Composition of Derangements email etiquette adding people to the thread vs reaching out directly How do I amplify a 0-100mV signal to an ADC http://introbuilder.net/batch-file/windows-batch-error-code.php You should never attempt to write to the %ERRORLEVEL% variable because the value you set will create a user variable named ERRORLEVEL which then takes precedence over the internal pseudo variable
To execute a follow-on command after sucess, we use the && operator: SomeCommand.exe && ECHO SomeCommand.exe succeeded! Win32-based) from a command prompt. I got the following error: 0 was unexpected this time. –Misha Moroshko Oct 1 '10 at 5:13 2 @Misha: You may have tried it with the percent signs the way I've just seen it working for > start /wait notepad.exe –dmihailescu Jan 23 '13 at 18:48 1 Great answer!
If > 0, then the .bat exits and sets errorlevel to 1 for the calling app1. Too bad DOS doesn’t support constant values like Unix/Linux shells. Browse other questions tagged windows command-line process cmd exit-code or ask your own question. Description Every command or script returns with the status of execution, which is referred as return status or exit codes.