I set the breakpoint in the editor by double-clicking in the gutter. It is a "Code Composer Studio Breakpoint:"
I have tried changing the type to a C/C++ Breakpoint as well as a hardware breakpoint, and the behavior is the same.
Here it is after I have hit a breakpoint. The Program Counter has updated, although this time there is no red line by the breakpoint. In the past the red line has been there. But the disassembly window is empty, and the arrow pointing to the current source line is missing:
The memory window works at this time. Displaying near where the PC register says:
So the PC looks right--it's near the beginning of the initialize().