Preparing resources...
Updating references...
Performing main compilation...
error CS0583: Internal Compiler Error (0xc0000005 at address 5315C743): likely culprit is 'BEGIN'.

An internal error has occurred in the compiler. To work around this problem, try simplifying or changing the program near the locations listed below. Locations at the top of the list are closer to the point at which the internal error occurred.

error CS0587: Internal Compiler Error: stage 'BEGIN'

Build complete -- 2 errors, 0 warnings
Building satellite assemblies...