Data Pump Import Fails with ORA-7445 [qmxtrRewCaseWhen]
(Doc ID 1954136.1)
Last updated on DECEMBER 19, 2018
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11 [Release 11.2 to 12.1]
Information in this document applies to any platform.
On 18.104.22.168, a Data Pump Import fails with the following error:
ORA-07445: exception encountered: core dump [qmxtrRewCaseWhen()+75] [SIGSEGV] [ADDR:0x0] [PC:0x52052D9] [Address not mapped to object] 
The functions being called in the trace file are similar to the following:
----- Call Stack Trace -----
qmxtrRewCaseWhen kokbxifv kokbXformCollItersInQbc kkqvmTrMrg kkqvmTrMrg kkqvmdrv2 kkqvmdrv kkqdrv opiSem opiprs kksParseChildCursor rpiswu2 kksLoadChild
This problem does not occur on 22.214.171.124 and below.
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