Os Loader Lock Error
Contents |
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the loaderlock was detected visual studio 2015 company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions
Loaderlock Was Detected Visual Studio 2012
Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 6.2 million loaderlock was detected visual studio 2013 programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Loader lock error up vote 59 down vote favorite 18 I am building on C++ dll, by writing code in C#.
Loaderlock Visual Studio 2015
I get an error, saying LoaderLock was detected Message: Attempting managed execution inside OS Loader lock. Do not attempt to run managed code inside a DllMain or image initialization function since doing so can cause the application to hang. I tried seraching what this error exactly means, but I am drawing pointless articles, mostly saying that it's just a warning, and I should switch that off in Visual Studio. The other solutions seem loaderlock was detected visual studio 2008 to be due to ITunes, or this problem occurring when programming with DirectX. My problem is connected to neither. Can anybody explain, what this actually means? c# loaderlock share|improve this question asked Sep 11 '08 at 14:12 Devdatta Tengshe 1,12942141 I feel with you, I got the same problem, and what surprises me most: my dll is not even managed code, so why/how is it supposed to use managed code on the (non-existent) DllMain?? –Sam Mar 5 '10 at 14:04 I got this warning while attempting to view the contents of a dataset in debug mode. I am using c#, it happened in a regular windows form. –Soenhay May 19 '15 at 14:55 add a comment| 7 Answers 7 active oldest votes up vote 45 down vote you need to go to menu Debug -> Exceptions, open the Managed Debugging Assistants, find LoaderLock and uncheck share|improve this answer answered Nov 4 '10 at 8:04 ghiboz 3,2981356100 12 yes, this is the way to turn off the warning; But even after 2 years I haven't figured out exactly why it was happening. –Devdatta Tengshe Nov 4 '10 at 12:41 Got the same problem. It's ok when debugging, but when installed the application I still get the error... –David Brunelle Jun 23 '12 a
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn
Managed Debugging Assistant 'loaderlock' Has Detected A Problem
more about Stack Overflow the company Business Learn more about hiring developers or
Attempting Managed Execution Inside Os Loader Lock Vs 2010
posting ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community mixed dll loading problem Stack Overflow is a community of 6.2 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up “LoaderLock was detected” with Visual Studio 2012 up vote http://stackoverflow.com/questions/56642/loader-lock-error 19 down vote favorite 3 I have a couple of MVC projects which use SQL CE 4.0 and Entity Framework. Since moving to Visual Studio 2012 I keep getting the following error (not every time, but frequently) LoaderLock was detected Attempting managed execution inside OS Loader lock. Do not attempt to run managed code inside a DllMain or image initialization function since doing so can cause the application http://stackoverflow.com/questions/12900192/loaderlock-was-detected-with-visual-studio-2012 to hang. The error does not occur if I go back to using VS 2010, which makes me fairly certain it is an issue with Visual Studio rather than my code, but I would like someone to confirm that for me! Edit The problem always seems to occur when the Dispose() method of the dbcontext is called. Here is a screenshot of the Exception Assistant: visual-studio-2012 share|improve this question edited Oct 16 '12 at 12:07 asked Oct 15 '12 at 16:44 Darren 1,65321630 Or, VS2012 is being more careful than VS2010 about unsafe constructs. –nneonneo Oct 15 '12 at 16:52 2 No call stack to look at so hard to help you. In general, LoaderLock tends to produce false warnings. You can turn it off with Debug + Exceptions, MDAs, LoaderLock checkbox. –Hans Passant Oct 15 '12 at 17:17 1 @Hans, there doesn't seem to be a call stack (I've added a screenshot of the Exception Assistant to my post). I assume the problem is in unmanaged code. –Darren Oct 16 '12 at 12:09 1 This also happens with Microsoft Visual Studio Express 2013 for Web using MVC projects which use SQL CE 4.0 and Entity Fra
resources Windows Server 2012 resources Programs MSDN subscriptions Overview Benefits Administrators https://msdn.microsoft.com/en-us/library/ms172219(v=vs.110).aspx Students Microsoft Imagine Microsoft Student Partners ISV Startups TechRewards Events Community Magazine Forums Blogs Channel 9 Documentation APIs and reference Dev centers Samples Retired content We’re sorry. The content you requested has been removed. You’ll be auto redirected in 1 second. Development visual studio Guide Debugging, Tracing, and Profiling Diagnosing Errors with Managed Debugging Assistants Diagnosing Errors with Managed Debugging Assistants loaderLock loaderLock loaderLock asynchronousThreadAbort bindingFailure callbackOnCollectedDelegate contextSwitchDeadlock dangerousThreadingAPI dateTimeInvalidLocalFormat dirtyCastAndCallOnInterface disconnectedContext dllMainReturnsFalse exceptionSwallowedOnCallFromCom failedQI fatalExecutionEngineError gcManagedToUnmanaged gcUnmanagedToManaged illegalPrepareConstrainedRegion invalidApartmentStateChange invalidCERCall invalidFunctionPointerInDelegate invalidGCHandleCookie invalidIUnknown invalidMemberDeclaration invalidOverlappedToPinvoke invalidVariant loaderlock was detected jitCompilationStart loaderLock loadFromContext marshalCleanupError marshaling memberInfoCacheCreation moduloObjectHashcode nonComVisibleBaseClass notMarshalable openGenericCERCall overlappedFreeError pInvokeLog pInvokeStackImbalance raceOnRCWCleanup reentrancy releaseHandleFailed reportAvOnComRelease streamWriterBufferedDataLost virtualCERCall TOC Collapse the table of content Expand the table of content This documentation is archived and is not being maintained. This documentation is archived and is not being maintained. loaderLock MDA .NET Framework (current version) Other Versions Visual Studio 2010 .NET Framework 4 .NET Framework 3.5 .NET Framework 3.0 .NET Framework 2.0 The loaderLock managed debugging assistant (MDA) detects attempts to execute managed code on a thread that holds the Microsoft Windows operating system loader lock. Any such execution is illegal because it can lead to deadlocks and to use of DLLs before they have been initialized by the operating system's loader. SymptomsThe most common