- Make sure the RoboRIO works
- Try accessing the RoboRIO dashboard.
- Try deploying and running code via USB.
- Read the error message and follow its instructions.
- Note that different versions of the NIUpdateSuite may be incompatible, so make sure that the version on the computer is the same version as imaged onto the RoboRIO.
- If all else fails, re-image and try again.
For more information on deploying and running, see Building and downloading a robot project to the roboRIO.