We need some help to resolve issue below for oracle external table,
Error report -
ORA-29913: error in executing ODCIEXTTABLECLOSE callout
ORA-00600: internal error code, arguments: , , , , , , , , , , , 
ORA-29913: error in executing ODCIEXTTABLEFETCH callout
ORA-29400: data cartridge error
External Table Internal Error: [kpxsFetchDriver_01]
Seems like some access issue but need to look in detailed.
bid only who worked with oracle external table in linux.