Fwd: cannot debug

i am getting this error when debugging:

"Can't find a source file at "../../../gcc-4.6.3/gcc/config/msp430/crt0.S"
Locate the file or edit the source lookup path to include its location."

also what is all this about below?  I am trying to debug

Failed to start debug session
Error in final launch sequence
Failed to execute MI command:
-exec-continue
Error message from debugger back end:
Warning:\nCannot insert breakpoint 1.\nError accessing memory address
0xfbc6: (undocumented errno -1).\n
Warning:\nCannot insert breakpoint 1.\nError accessing memory address
0xfbc6: (undocumented errno -1).\n
Error in final launch sequence
Error in final launch sequence
Failed to execute MI command:
-exec-continue
Error message from debugger back end:
Warning:\nCannot insert breakpoint 1.\nError accessing memory address
0xfbc6: (undocumented errno -1).\n
Warning:\nCannot insert breakpoint 1.\nError accessing memory address
0xfbc6: (undocumented errno -1).\n

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