ORA-37159: C++ virtual table addresses become invalid due to session migration in shared server mode.

Cause: Exec-shield is the primary reason that caused this error in shared server mode. When exec-shield is turned on, there is no way to ensure that the C++ virtual table addresses are identical in all shared-server processes.

Action: Set option _XSOLAPI_FIX_VPTRS to TRUE, restart the instance, and try again.

Error Type: ORA

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