Exadata: Connect After Upgrade Returns ORA-600 [ipc_create_que_1], , 
(Doc ID 2134464.1)
Last updated on JANUARY 27, 2020
Applies to:Oracle Exadata Storage Server Software - Version 126.96.36.199.1 to 188.8.131.52.2 [Release 12.1]
Information in this document applies to any platform.
After upgrading database, users are not able to connect to the database from their OS login where as the same users are able to connect from ORACLE OS user. It returns the following error while connecting:
ORA-00600: internal error code, arguments: [ipc_create_que_1], , , , , , , , , , , 
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