Exadata: Connect After Upgrade Returns ORA-600 [ipc_create_que_1], , 
(Doc ID 2134464.1)
Last updated on NOVEMBER 01, 2017
Applies to:Oracle Exadata Storage Server Software - Version 22.214.171.124.1 to 126.96.36.199.2 [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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