ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired.

Problem : ERROR at line 1: ORA-00054: resource busy and acquire with NOWAIT specified or timeout expired. Solutions : + (Check the datafile size) Show Oracle Session; SELECT O.OBJECT_NAME, S.SID, S.SERIAL#, P.SPID, S.PROGRAM, SQ.SQL_FULLTEXT, S.LOGON_TIME FROM V$LOCKED_OBJECT L, DBA_OBJECTS O, V$SESSION S, V$PROCESS P, V$SQL SQ WHERE L.OBJECT_ID = O.OBJECT_ID AND L.SESSION_ID = S.SID AND […]