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ORA-07445 [_nsdo+54] and "HS Message To Agent" Wait in Trace Using TOAD (Doc ID 1308787.1)

Last updated on AUGUST 04, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.3 and later
Information in this document applies to any platform.

Symptoms

When using TOAD the following error may occur -

ORA-07445: exception encountered: core dump [ACCESS_VIOLATION] [_nsdo+54] [PC:0x609AF9E2] [ADDR:0x7A8C838] [UNABLE_TO_READ] []

The stack trace will show -

---CALL STACK TRACE---

Stack Trace:
nsdo nsbrecv hortsC_SendExitAge nt hoxexit hogmdis hogdisc xupidhs upidhs kpudtch OCIServerDetach ncodncf npidsc npidsa npitcc ksmupg ksuxds ksudel opidcl opidrv sou2o opimai_real opimai OracleThreadStart@ 4

Cause

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In this Document
Symptoms
Cause
Solution
References

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