ORA-00600: internal error code, arguments: [kpnfch-1], 
(Doc ID 2868884.1)
Last updated on AUGUST 22, 2022
Applies to:Oracle Database - Enterprise Edition - Version 22.214.171.124.0 and later
Information in this document applies to any platform.
When trying to select data from PostgreSQL tables using Oracle gateway with ODBC, the following error is seen:
ORA-00600: internal error code, arguments: [kpnfch-1], , , , , , , , , , , 
ORA-01406: fetched column value was truncated
ORA-02063: preceding line from RT_NGP
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