Contact Microchip Tech Support. They've been VERY helpful to me on two occasions, providing a list of things to try. When they finish their checklist, they'll send you a refurbished one with the understanding that you'll send yours back to them. Mike H. On Sun, Jan 17, 2010 at 6:24 AM, wrote: > i usually use the icd2 as a programmer for pic16f87x. > > doing so, i was used to not be able to connect to the icd2 for the first > time after booting the pc (ICD0019 and ICD0021 error messages). > > then i attached the icd2 to another usb port, and retried to connect and > things went fine. > > this went like that for a few weeks now... > > but now, no matter to what port i connect the icd2, i always get the > messages: > > ICD0019: Communications: Failed to open port (USB): > (Windows::GetLastError() =3D 0x2. "Das System kann die angegebene Datei n= icht > finden") > ICD0021: Unable to connect with MPLAB ICD2 (USB) > > i rebooted, reinstalled mplab 8.40, tried other usb ports...nothing. > > no matter if the icd2 is attached to the pc or not, i always get this > messages. > > looks like the pc did something weird to the icd2 driver, but i have no > idea how to fix this (reinstalling mplab did not help). > > btw: the usb itself seems to be ok (it works if i attach a memorystick) > > what can i do? > please help! > > thank you very much! > > tino > > -- > Preisknaller: GMX DSL Flatrate f=FCr nur 16,99 Euro/mtl.! > http://portal.gmx.net/de/go/dsl02 > -- > http://www.piclist.com PIC/SX FAQ & list archive > View/change your membership options at > http://mailman.mit.edu/mailman/listinfo/piclist > -- = http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist