ora-19007-and-xml-schema ORA-12155 :TNS received bad datatype ORA-07582 : ORA_SID has illegal value Oracle Rep-159 ORA-00932 : Inconsistent Data Types ORA-01555 : Snapshot Too Old in Oracle ORA-01031 : Insufficient Privileges ORA-00936-Missing-Expression ORA-06550 ORA-00918 : column ambiguously defined ORA-01008: not all variables bound ORA-00904 invalid column name ORA-00900 invalid SQL statement ORA-12560 : TNS:protocol adapter error occurred ORA-06502 PL/SQL: numeric or value error Oracle ORA-00600 : Known Issues and Solutions ORA-03113 - End of File On Communication Channel ORA-06512 : at line ORA-12154 TNS:could not resolve service name