Ora-39126 Worker Unexpected Fatal Error: In Kupw-worker.prepare-data-imp 71

: While less common for code [71] , an empty or incorrectly configured default temporary tablespace can trigger ORA-39126. Recommended Resolutions 1. Rebuild Data Pump Catalog

is a generic "unhandled exception" within the Data Pump worker process, typically occurring during the initial setup of an import job. While the code : While less common for code [71] ,

impdp ... PARALLEL=1

While the ORA-39126 worker error is intimidating, it is rarely a sign of irreparable corruption. By focusing on excluding system schemas, verifying the DBMS_METADATA package, and ensuring compatibility between source and target, this error can typically be resolved. While the code impdp

The worker process requires enough Program Global Area (PGA) to prepare data, especially for large rows, LOBs, or row batches. If PGA_AGGREGATE_TARGET is too low, the worker may abort. The worker process requires enough Program Global Area

impdp system/password DIRECTORY=dpump_dir DUMPFILE=full.dmp FULL=Y EXCLUDE=SCHEMA:"IN ('SYSTEM','SYSMAN','SYS','AUDSYS','GSMADMIN_INTERNAL')" Use code with caution. Step 2: Validate Data Pump Components