Well, you can spend about 15 minutes and start over from scratch. Sometimes the process fails the first time, when it updates the firmware, but the second time works. I'd also completely clean out the permission you granted to OBiTALK to access that Google account's Google Voice service as part of the "do-over". Full instructions:
https://www.obitalk.com/forum/index.php?topic=13868.msg89076#msg89076I'm having similar issues with OBi202 and latest firmware 3.2.2 (Build: 5921EX). I have tried the "do-over" process 3 times now but still unable to configure GV service.