ORA-07445: [PGOSF367_pefalc()+26] When Migrating To Multibyte Characterset
(Doc ID 1996474.1)
Last updated on OCTOBER 11, 2019
Applies to:Oracle Database - Enterprise Edition - Version 126.96.36.199 to 188.8.131.52 [Release 11.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Information in this document applies to any platform.
The following error is seen in the alert log and the user session is disconnected from oracle:
- ORA-07445: exception encountered: core dump [PGOSF367_pefalc()+26] [ACCESS_VIOLATION] [ADDR:0x236365696E] [PC:0x3245386] [UNABLE_TO_READ] 
The issue is seen when using multibytes characters (german, polish ...), while running external procedures.
PGOSF367_pefalc <- horccoX_ExecCalloutCallbackOut <- horcsX_SendExecCallout <- psdffr
<- psdexsp <- rpiswu2 <- psdextp <- pefccal <- pefcal
<- pevm_FCAL <- pfrinstr_FCAL <- pfrrun_no_tool <- pfrrun <- plsql_run
This is relevant when using Oracle Grid Infrastructure.
In the problematic environment, grid environment was configured and the database as follow:
ORACLE_HOME for grid was: <drive>:<oracle directory path>\11.2.0\grid
ORACLE_HOME for database was: <drive>:<oracle directory path>\11.2.0\db_1
The data was migrated from a database with the following encoding:
to current database encoding:
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