Intermittently Error ORA-12155 Thrown Using JDBC Thin Driver Using Query Timeout
Last updated on DECEMBER 08, 2017
Applies to:JDBC - Version 184.108.40.206 to 10.2.0.2 [Release 9.2 to 10.2]
Information in this document applies to any platform.
SQL executed via JDBC thin 10.2.0.2 driver very infrequently throws following error:
ORA-12155: TNS:received bad datatype in NSWMARKER packet error.
The SQL susceptible to the error is always the same. The SQL that throws the error may be executed successfully at the rate of 100 times (or more) per every time it errors out.
Issue doesn't reproduce in SQL*Plus environment. Connections are pooled in the production environment.
Issue also occurred with previous 220.127.116.11 and 10.2.0.1 JDBC drivers.
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