SIEBEL IRM run for 8.2.2.14 upgrade

We are currently on 8.2.2.2 and upgrading our repository on 8.2.2.14

while running IRM once we are on the step of conflict resolution, we are getting following error :-

SQLTraceAll

SQLTraceAll

4

00000002562b0188:0

2015-10-24 17:36:27

(SQLExecDirect) Conn Handle: 6983656, Stmt Handle: 6985384, Time: 0s

SQLParseAndExecute

Prepare + Execute

4

00000002562b0188:0

2015-10-24 17:36:27

Time: 0s, Rows: 0, Avg. Time: 0s [Row count does not apply to SELECT statements]

SQLStatementOptions

ExecuteDirect

4

00000002562b0188:0

2015-10-24 17:36:27

(SQLExecDirect) Conn Handle: 3718044, Stmt Handle: 34060732, Time: 0s

SQLError

Statement

0

00000002562b0188:0

2015-10-24 17:36:27

SQL Statement:

INSERT INTO SIEBEL.S_INST_UPG_HIST (ACTIVITY_NAME, ACTIVITY_TS, PRI_LANG_INSTALED, ADDL_LANG_INSTALED, TGT_VERSION, UNICODE_VAL, COMMENTS)  VALUES('Incremental Repository Merge','2015-10-24 12:06:27','ENU','ENU','V8.2.2','Y', 'Incremental repository merge and conflict resolution completed successfully');