ORA-600 [qctchr : bfl] and Invalid XDB Objects
(Doc ID 1983727.1)
Last updated on MAY 20, 2021
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124 and later
Gen 1 Exadata Cloud at Customer (Oracle Exadata Database Cloud Machine) - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Cloud Exadata Service - Version N/A and later
Oracle Database Cloud Schema Service - Version N/A and later
Information in this document applies to any platform.
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Many XDB Objects are invalid and cannot be compiled, e.g.:
alter view DBA_XML_SCHEMAS compile
ERROR in line 1:
ORA-00600: Internal error code, arguments: [qctchr : bfl], , , , , , , , , , , 
Also, an error like below may be reported:
The trace file for the ORA-600 shows a call stack with functions like:
The XDB tablespace was dropped.
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