Sam Laur wrote: > > COM1. It smells like a software error, since a reboot sometimes clears > things up. Also, sometimes the status line in the MPLAB-ICD dialog box gives > "ICD Stack Error:cmd<700B:2>" > I've not used one of these ICDs, but have noticed that one of the restrictions on the PIC program is to only use one level of stack. Is it possible that you've got nested calls and that's what the message is saying? (Presumably the ICD software in the PIC requries the remaining stack levels for it's own calls). -- Peter Crighton