Client Connections Intermittently Fail With ORA-12539 Error in RAC Environment
(Doc ID 602879.1)
Last updated on FEBRUARY 27, 2019
Applies to:Oracle Net Services - Version 10.1.0.3 to 184.108.40.206 [Release 10.1 to 11.1]
Information in this document applies to any platform.
This problem can occur on any platform.
Client connections may fail with ORA-12539 errors in a RAC environment or in an environment where the REMOTE_LISTENER parameter is set in the database.
ORA-12539 TNS:buffer over- or under-flow
Specifically, if the NSPTRD packet size is over 532 bytes, clients may receive the ORA-12539.
This may be a new installation of RAC or the REMOTE_LISTENER parameter has been recently added or changed.
To view full details, sign in with your My Oracle Support account.
Don't have a My Oracle Support account? Click to get started!
In this Document