ORA-07445: exception encountered: core dump [mdcsgetwkt()+111] [ACCESS_VIOLATION] [ADDR:0x2A8C1928] [PC:0x14691B067] [UNABLE_TO_READ] (Doc ID 1574679.1)

Last updated on FEBRUARY 03, 2022

Applies to:

Oracle Spatial and Graph - Version 11.2.0.3 and later
Microsoft Windows x64 (64-bit)
Microsoft Windows (32-bit)

On Windows Patch bundles 20-22, creating a Spatial index or running a Spatial query fails with the following errors:

ORA-07445: exception encountered: core dump [mdcsgetwkt()+111] [ACCESS_VIOLATION] [ADDR:0x2A8C1928] [PC:0x14691B067] [UNABLE_TO_READ]

"no more data to read from socket"

The call stack in the trace file has the following function calls:

----- Call Stack Trace -----
mdcsgetwkt mdgsetgeocs mdidxs spefcpfa spefmccallstd pextproc psdexsp rpiswu2 psdextp pefccal

Installation of Windows Patch bundle 20, 21, or 22

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Symptoms

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