Symbol file not loading for debugging custom project in Visual Studio 2012

Question

I have a large solution in Visual Studio 2012 which consists of executables and class library projects. When debugging the application the breakpoints in one particular clas

Answer 1

I found that the project I was receiving the message about, was being optimized when built.

I went into the projects properties, Compile Tab, Advanced Compile Options... and unchecked the Enable Optimizations checkbox