OpenOCD Troubleshooting

The pages below describe common errors encountered with OpenOCD and TinCanTools hardware. If you are new to OpenOCD or to command-line interface in general, start with Running OpenOCD on Linux.

General OpenOCD Errors
Adapter Speed Not Selected

Can't Find File.cfg

Device Not Found (Linux)

Device Not Opened (Linux)

Invalid Command Name JTAG

JTAG Tap Unexpected

Unable to Claim USB Device (Windows)

Unable to Fetch Product Description

JTAG Sticky Error

Beagleboard
JTAG Tap Unexpected - Start here for issues getting OpenOCD to start up correctly with the Beagleboard.