Run the import command as a standard user with the appropriate Data Pump roles instead of using / as sysdba . 4. Check for Specific Patches
impdp ... LOGTIME=ALL TRACE=480300
Compare source and target table definitions (columns, data types, partitions). Use SQLFILE parameter to extract DDL from dump: Run the import command as a standard user
is a generic "Worker unexpected fatal error" that occurs during Oracle Data Pump operations. The specific sub-program KUPW$WORKER.PREPARE_DATA_IMP [71] typically points to an internal failure while the worker is preparing to import data rows into a table. Primary Causes & Solutions Run the import command as a standard user