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Batch File Suppress Error Output


Good way to explain fundamental theorem of arithmetic? Join them; it only takes a minute: Sign up Suppress command line output up vote 61 down vote favorite 17 I have a simple batch file like this: echo off taskkill There are many reasons for wanting to remove this icon. Why? http://sovidi.com/batch-file/batch-file-suppress-error-messages.php

Out of curiosity I've been putting commands in a block (usually with one command that won't work) and seeing if I can suppress the error messages and output a custom one. You cannot create an actual file named NUL in any directory. –RBerteig Sep 27 '13 at 21:24 1 Didn't know that, thanks. –Samy Bencherif Sep 28 '13 at 2:16 add I simply wanted to show a custom message in place of this error message. Promoted by Recorded Future Do you know the main threat actor types?

Windows Batch File Suppress Output

Convince people not to share their password with trusted others Using Map to convert Feet + Inches to Inches in a List of Lists Is my workplace warning for texting my Is the following extension of finite state automata studied? Why does this error message get displayed, even though I have redirected output to NUL?

What are the canonical white spaces? ERROR: The process "OUTLOOK" not found. spectral norm of block-wise sums of matrices How could banks with multiple branches work in a world without quick communication? Batch File Hide Output It's used more often in practice than using >nul twice, so you'll see it in code. –foxidrive Dec 1 '13 at 5:12 2>nul mkdir "C:\users\charqus\desktop\MyFolder" is also possible and

Top Profile Reply with quote foxidrive Post subject: Re: How-to hide error output from Reg Query command?PostPosted: 27 May 2013 06:51 Offline Expert Joined: 10 Feb 2012 02:20 Posts: Batch File Redirect Error Output Blah Blah Blah One of the commands failed 2. Posted in Sharepoint 2007Tagged Batch File, command, NUL, Retract, script, stsadmLeave a comment Post navigation ← MOSS 2007 Installation Step ByStepResolved: Administrative service for this server is notenabled → Leave a How can I suppress that output?

If you really don't care about the messages, you can redirect that output so that it is not displayed. Batch File Hide Output Of Command command-line windows-registry batch-file share|improve this question asked Apr 7 '15 at 16:24 BondUniverse 932414 add a comment| 2 Answers 2 active oldest votes up vote 0 down vote accepted That message Like: Go to Solution 4 Comments LVL 26 Overall: Level 26 MS DOS 7 Windows XP 7 Message Accepted Solution by:farhankazi2008-03-17 You can use 2>NUL to hide error. How to make different social classes look quite different?

Batch File Redirect Error Output

To suppress error messages, which are typically printed to stderr, use 2>NUL instead. Then delete the temp file regardless. Windows Batch File Suppress Output Please explain the local library system in London, England Now I know my ABCs, won't you come and golf with me? Batch File Suppress Echo Is there a way to make a metal sword resistant to lava?

share|improve this answer answered Mar 7 '13 at 4:18 dbenham 77.7k11114179 Well, it was a fun little experiment anyway, even if it is impractical in any batch file known weblink thx 0 LVL 43 Overall: Level 43 MS DOS 25 Windows XP 9 Message Active today Expert Comment by:Steve Knight2008-03-18 To add to that slightly... > redirects output to a Rosa Parks is a [symbol?] for the civil rights movement? Do COB LEDs usually need electrically insulating from the heatsink? Output Batch File To Text File

Should indoor ripened tomatoes be used for sauce? more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed The earliest list of those names included NUL, PRN, CON, AUX and COM1 through COM4. navigate here This originally didn't work because I had tried to use IF DO(). –Mike Sadler Feb 4 '13 at 14:05 I have changed the title to reflect @bobstein-visibone's [rather

Dennis numbers 2.0 Realism of a setting with several sapient anthropomorphic animal species How rich can one single time travelling person actually become? Bat File Hide Output How does the pilot control the Dassault Rafale? Change your command to: REG QUERY "HKLM\SOFTWARE\SomeApp\Server" /v ServerName > nul 2> nul share|improve this answer answered Apr 7 '15 at 16:29 heavyd 39.5k893129 This answer is wrong.

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In a GNU C macro envSet(name), what does (void) "" name mean? How can I hide this error in the batch script so the end user does not see it when runs? Want to Advertise Here? Batch File Suppress Error Messages How to deal with a really persuasive character?

Finding a file starting with '-' dash Can Customs make me go back to return my electronic equipment or is it a scam? Redirect to NUL (hide errors) command 2> nul Redirect error messages to NUL command >nul 2>&1 Redirect error and output to NUL command >filename 2> nul Redirect output to file but Is the standard Canon 18-55 lens the same as 5 years ago? http://sovidi.com/batch-file/batch-file-output-error-code.php The || operator normally does not read the %ERRORLEVEL% variable directly, it usually detects the error status of the prior command directly.

It can get a bit tricky trying to figure out which commands always set the ERRORLEVEL, and which commands only set the ERRORLEVEL if there was an error. Not the answer you're looking for? Why? It can always be opened for either reading or writing, any amount can be written on it, and reads always succeed but return no data.

This will prevent a blank null file from being placed onto the local directory –Samy Bencherif Sep 26 '13 at 23:57 7 @SamyBencherif, NUL is a reserved file name, and thanks –BG100 Apr 19 '14 at 16:52 add a comment| You must log in to answer this question. It will help one to understand clearly the steps to track a lost android phone. Menu Home About Me Search Hiding output of command in batch file script:Solved!

When Windows NT was created as a true operating system in its own right, names like NUL and COM1 were too widely assumed to work to permit their elimination. A CMD error is an error raised by the command processor itself rather than the program/command. share|improve this answer answered May 21 '15 at 8:17 Έρικ Κωνσταντόπουλος 319318 Yes I know half of the post is actually how to shorten your code. –Έρικ Κωνσταντόπουλος May I have tried this: for /F "usebackq delims=" %%a in (`mycommand.exe 2>nul`) do set RESULT=%%a in which I'm attempting to redirect STDERR to nul for the inner embedded command, but I

GOTO :eof :block ( echo Blah ehco Blah & rem Intentional mistake echo Blah ) goto :eof :block2 ( echo Blah echo Blah & rem Intentional mistake echo Blah ) goto In most cases the Exit Code is the same as the ErrorLevel Numeric handles: STDIN = 0 Keyboard input STDOUT = 1 Text output STDERR = 2 Error text output UNDEFINED