At 04:45 PM 5/11/98 +0200, you wrote: >I bought a Picstart Plus developer tool. It works on my computer under >Windows 3.1 perfectly, but I want use it under Windows NT 4.0. (with >Service Pack 3) >I installed the MPLAB 3.31 and 3.4 successfully under NT, but when I start >reading from a PIC, both of them produce the following error >message: > > Communication Error > Command [8D] not echoed properly [AB]. > >Could you help me, what's going on here? > >mailto:pellerb@inf.bme.hu > > Balazs Peller > TUB Yes. I had the same problem, called Microchip and they said that the drivers are not compatable with WIN NT. They do not know when they will have compatable drivers written. Sorry.