I do this regulary (ICE 2000 + ICD-2 at the same time). Have never had a problem. The first thing I learned was to load the first project in the first instance of MPLAB, before starting the second. I don't know if this still applies, but I'll check next time I do multi PIC development. PerL ----- Original Message ----- From: "Ray Newman" To: "Microcontroller discussion list - Public." Sent: Monday, April 23, 2007 2:06 PM Subject: Re: [PIC] two ICD-2 ON ONE COMPUTER? > Thanks Gerhard, that explains when > I ran two instances of MPLAB with ICE2000 and ICD-2 (PIC16F57 & PIC16F913) > talking to each other. Mostly worked but save on exit made for some problem. > -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist