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Moving a member function from base class to derived class breaks the program for no obvious reason My cat sat down on my laptop, now the right side of my keyboard How Did The Dred Scott Decision Contribute to the Civil War? I resolved this by unchecking the Optimize Code property under project properties. I was referencing the release version in the testbed and that was set to be optimised in the class library properties.

I uninstalled the service in question. Attaching to the process was causing the same error. Because of this, in such a build the debugger can't get the current value of value because it doesn't exist - it only exists for the brief instant between GetValue() and Friday, January 22, 2016 "Cannot obtain value of the local variable or argument because it is not available at this instruction pointer, possibly because it has been optimized away." Problem While http://stackoverflow.com/questions/8311303/cannot-obtain-value-of-local-or-argument-as-it-is-not-available-at-this-instruct

Complus_zapdisable=1

Why is Professor Lewin correct regarding dimensional analysis, and I'm not? This web page describes setting an environment variable (COMPLUS_ZapDisable=1) that prevents optimization, at least it did for me! (Don't forget the second part of disabling the Visual Studio hosting process.) In It worked after removing the line specifing the Debuggable attribute. or at least, disable optimizations while you debug.

All rights reserved.Terms of Use|Trademarks|Privacy Statement|Site Feedback Coding Defined Pages Home NodeJS Tutorial Bootstrap Tutorial HTML5 Tutorial TypeScript Tutorial Windows10 Tutorial About Us Privacy Policy All Articles Monday, 21 July 2014 While I thought the code compiled fine, when I detached and tried to compile, one of the references was not found. How to gain confidence with new "big" bike? Cannot Evaluate Expression Because The Code Of The Current Method Is Optimized. share|improve this answer answered Jan 8 '14 at 21:12 Sanjay Gupta 154 add a comment| up vote 0 down vote vickramds's comment above, referring to http://torulflundgren.blogspot.com.au/2010/03/cannot-obtain-value-of-local-or.html , did it for me.

Compare elements iteratively Did a thief think he could conceal his identity from security cameras by putting lemon juice on his face? Please Like and Share the Blog, if you find it interesting and helpful. You can read Microsoft's excellent post on the issue here. http://stackoverflow.com/questions/3445219/cannot-evaluate-expression-because-the-code-of-the-current-method-is-optimized I am walking through methods now, but I cannot seem to watch any of the Locals' values.

share|improve this answer answered Apr 14 '11 at 15:41 Ingmar 312 add a comment| up vote 3 down vote I had the same problem while debugging a class library from a Visual Studio 2015 Turn Off Optimization How do I handle this? Reply Follow UsPopular TagsCoding DevCenter VS 2010 Links KnowledgeBase LiveGeometry C# 4.0 Algorithm Silverlight WPF StructuredEditor .NET Roslyn Archives May 2016(1) April 2016(1) January 2016(3) December 2015(1) August 2015(1) June 2015(1) Un-ticking the optimise code checkbox for the release version in the class library properties, just while I am writing it, has solved the issue.

The Value Of The Local Or Argument Is Unobtainable At This Time

How safe is 48V DC? https://social.msdn.microsoft.com/Forums/sqlserver/en-US/6690a643-9682-4c9c-965c-5003da2921f0/unable-to-set-session-parameters-in-dbserversyncprovider-cannot-obtain-the-value-for-command?forum=vssmartdevicesvbcs Click HERE to participate the survey. Complus_zapdisable=1 I already answered my own question. –Tony_Henrich Aug 10 '10 at 16:30 My Project.Web has Optimization unticked yet it still shows as Optimized when I look at its assembly Optimize Code Visual Studio 2015 Is adding the ‘tbl’ prefix to table names really a problem?

Hope this helps! If you cant't see the Modules menu item in the Debug -> Windows menu then you may need to add it in the "Customise..." menu. Can clients learn their time zone on a network configured using RA? The following message shows by the debugger. Visual Studio Disable Optimization

Was a massive case of voter fraud uncovered in Florida? http://www.hanselman.com/blog/DebugVsReleaseTheBestOfBothWorlds.aspx share|improve this answer answered Aug 20 '14 at 22:52 Bongo Sharp 2,46461628 add a comment| up vote 1 down vote I had this problem with an F# project that had Real numbers which are writable as a differences of two transcendental numbers Do Morpheus and his crew kill potential Ones? stackoverflow.com/questions/13147132/… –one.beat.consumer Oct 30 '12 at 23:53 I appear to be doing the same thing as @one.beat.consumer: attempting step through Microsoft public symbols to understand why the ASP.NET framework

Of the other solutions offered, this was the one that mattered for me. [.net Framework Debugging Control] Pen Tester's Programming Style 40 Vertices And A Connected Graph, Minimum Number Of Edges? share|improve this answer answered Aug 10 '10 at 7:14 Tony_Henrich 11.8k43153273 1 Just hit the same moose, thanks for the solution.

share|improve this answer answered Sep 25 '13 at 9:51 tekiegirl 383516 Thanks that did it.

You May also Like Error when "git push" : src refspec test does not match any What is String.Intern? Best Regards, EileenWe are trying to better understand customer views on social support experience, so your participation in this interview project would be greatly appreciated if you have time. After comparing the XML of the project file against that of a healthy one, the problem was obvious: the healthy project had an explicit false line, whereas the bad one was Disable Visual Studio Hosting Process Simple template.

Is adding the ‘tbl’ prefix to table names really a problem? No Comments Terms Of Use - Powered by Orchard Whoops! the same messages appear –xeraphim Oct 14 '14 at 13:51 Did you try to add "if (parameters != null)" before the for each ? –Benji_9989 Oct 14 '14 at How do you set the solution to non-debug mode? –user1431072 Jul 27 '15 at 21:07 add a comment| up vote 27 down vote I had this issue when I was using

Shawn Burke blogs about How to disable optimizations when debugging Reference Source. The solution was to add this property to the project file, and reload. Privacy statement  © 2016 Microsoft. Even a line like: int i = -3, doing a quick watch on i, I get "Cannot obtain value of local or argument 'i' as it is not available at this

I found the following: MSDN article on threading that explains that when stuck in some primitive native threading operations, the debugger can't access the data. Why did Michael Corleone not forgive his brother Fredo?