Troubleshooting The following table describes the most common errors you might encounter using isCOBOL UDBC. Error Code SQL State Description Cause 0 08005 IIOP: Communication problem(s) [java.net.ConnectException: Connection refused: connect] The UDBC Server is down or unreachable 67 S0002 [Veryant][VeryantUDBC driver]Base table or view not found:<tablename> the EFD dictionary of one or more tables listed in the SQL query has not been found by the UDBC Server 84 HY000 [Veryant][VeryantUDBC driver]General errorS1000: Error processing table (errno =101) the physical file has not been found by the isCOBOL File Server on the server 144 08001 [Veryant][VeryantUDBC driver]Unable to establish connection: Cannot connect to isCOBOL File Server: err #147. Error on connection 10061,10061 The isCOBOL File Server is down or unreachable 147 S1000 [Veryant][VeryantUDBC driver]Error processing table Mismatch between physical file logical-info and the info included in the EFD dictionary