Debug Failed

Hi Guys..I'm new in PicBasic Pro.
Can anyone assist me for this kind of output shown below? I'm using MPLAB 8.36ver, Win7 and PicBasicPro (PICBASIC PRO(TM) Compiler 2.46a Copyright 2005 microEngineering Labs, Inc.).
TQ.

Debug build of project `D:\PIC16F690_mchip\7 Segment\RSSIbcd\RSSIbcd.mcp' started.
Language tool versions: MPASMWIN.exe v5.33, mplink.exe v4.33
Preprocessor symbol `__DEBUG' is defined.
Thu Feb 10 22:54:04 2011
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Clean: Deleting intermediary and output files.
Clean: Deleted file "D:\PIC16F690_mchip\7 Segment\RSSIbcd\RSSIbcd.mcs".
Clean: Done.
Skipping file. There is no tool to process the file with the given suffix.
Halting build on first failure as requested.
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Debug build of project `D:\PIC16F690_mchip\7 Segment\RSSIbcd\RSSIbcd.mcp' failed.
Language tool versions: MPASMWIN.exe v5.33, mplink.exe v4.33
Preprocessor symbol `__DEBUG' is defined.
Thu Feb 10 22:54:04 2011
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BUILD FAILED