>I recently install VFP6.0 SP3 on a new laptop, and now whenever I try to troubleshoot by including 'Set Step On" in any code, I get a 'Source Not Available" message in the debugger window.
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>Has anyone seen this before, and how do I get access to the source code in the debugging window?
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>Thanks in advance......

There a couple of reasons that you might be getting this message. Sometimes the prg that is not in your current path or perhaps the fxp is available but not the prg.