ORA-600 [HO define: Long fetch] Error Message When Selecting Data Via Oracle Database Gateways
(Doc ID 1224783.1)
Last updated on MARCH 12, 2021
Applies to:Oracle Database Gateway for SQL Server - Version 126.96.36.199 to 188.8.131.52 [Release 11.1 to 12.1]
Information in this document applies to any platform.
The following error message is received when making a select using an Oracle Database Gateway (such as Dg4ODBC, DG4MSQL) with third party tools such as PL/SQL Developer or Toad for Oracle -
ORA-00600. Internal Error Code, Arguments: [HO define: Long fetch], , , , , , , 
The problem can also happen when using Oracle software.
This can happen with Gateway versions from 11.1 to 12.1.
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