What does “Cannot evaluate expression because the code of the current method is optimized.” mean?

Question

I wrote some code with a lot of recursion, that takes quite a bit of time to complete. Whenever I \"pause\" the run to look at what\'s going on I get:

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Answer 1

Friend of a friend from Microsoft sent this: http://blogs.msdn.com/rmbyers/archive/2008/08/16/Func_2D00_eval-can-fail-while-stopped-in-a-non_2D00_optimized-managed-method-that-pushes-more-than-256-argument-bytes-.aspx

The most likely problem is that your call stack is getting optimized because your method signature is too large.