can’t off any advice … except to say, if things were worked fine on the previous firmware (2.01.86) as a last resort, roll back your firmware and see if things return to normal.
here’s my firmware rollback guide: http://community.wd.com/t5/WD-TV-Live-Streaming/2-02-32-Firmware-no-longer-allows-content/m-p/781937#M32423