Opening Standby In Read Only mode failing with ORA-600 , , 
(Doc ID 2875548.1)
Last updated on JUNE 29, 2022
Applies to:Oracle Database - Enterprise Edition - Version 188.8.131.52.0 to 21.6 [Release 19 to 21.0]
Information in this document applies to any platform.
Standby DB is failing with the below Errors while trying to open it in Read Only mode :
ORA-00600: internal error code, arguments: , , , , , , , , , , , 
Call Stack :
: jox_startcln_joezshm <-- Signaling
: joxnfy_ 
: kscnfy [VOS]
: adbdrv_options 
Primary/Standby have been upgraded from 184.108.40.206 to 19c
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