Here are errors from the NetConsole, if it helps.
Code:
>>>>ERROR: status = -63194 (0xFFFF0926) ...in GetDIO() in C:/WindRiver/workspace/WPILib/DigitalModule.cpp at line 325
Too much error data!
>>>>ERROR: status = -63194 (0xFFFF0926) ...in SetRelayForward() in C:/WindRiver/workspace/WPILib/DigitalModule.cpp at line 168