DG4ODBC Ora-7445 [kpnfch()+204] or ORA-7445 [Packet_append_bytes()+43]
(Doc ID 1635555.1)
Last updated on SEPTEMBER 27, 2019
Applies to:Oracle Database - Enterprise Edition - Version 184.108.40.206 to 220.127.116.11 [Release 11.2]
DG4ODBC is connect to SQL Server 2012 via EasySoft ODBC driver V1.6
When a simple Select from a remote SQL Server table is executed, an error ORA-7445 occurs:
ORA-07445: exception encountered: core dump [kpnfch()+204] [SIGSEGV] [ADDR:0x70] [PC:0x7239A1C] [Address not mapped to object] 
It is crashing session just after the fetch of first row.
RDBMS trace is showing
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