ORA-00600  when using long date format in TO_CHAR function with multi-byte character set
(Doc ID 563685.1)
Last updated on APRIL 06, 2020
Oracle Database - Enterprise Edition - Version 10.1.0.2 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.
On databases using a multi-byte character set (such as AL32UTF8) queries may terminate with ORA-600  when there's a long date format being used in the date specification of the TO_CHAR function.