ORA-30653: reject limit reached

I got ” ORA-30653: reject limit reached ”  error in Oracle database.

ORA-30653: reject limit reached

Details of error are as follows.

After upgrading database to 12C ( 12.1.0.1.2), below error is seen while accessing the external tables.

Job 524922 equiview_refresh Import transform failed.
Leaving equiview_refresh import file in inbound directory. 20011
[ORA 20011: An error occurred in shr_sdm_import.import_equiview. ORA 20011: Conditions check failed in shr_sdm_import.import_equiview.
External table access error, see external log directory. Not data was modified, refresh process was not started.
ORA 29913: error in executing ODCIEXTTABLEFETCH callout 
ORA 30653: reject limit reached] ORA 06512: at "SHRADM.SHR_SDM_IMPORT", line 150 ORA 06512: at "SHRADM.SHR_SDM_X", line 59

KUP-04021: field formatting error for field PERF_CERT_IN
KUP-04023: field start is after end of record
KUP-04101: record 569 rejected in file /apps/stock/FNTR3PRD/external_tables/inbound/shr_ext_ev_vest_schedule
KUP-04021: field formatting error for field PERF_CERT_IN
KUP-04023: field start is after end of record
KUP-04101: record 570 rejected in file /apps/stock/FNTR3PRD/external_tables/inbound/shr_ext_ev_vest_schedule
KUP-04021: field formatting error for field PERF_CERT_IN
KUP-04023: field start is after end of record
KUP-04101: record 571 rejected in file /apps/stock/FNTR3PRD/external_tables/inbound/shr_ext_ev_vest_schedule
KUP-04021: field formatting error for field PERF_CERT_IN
KUP-04023: field start is after end of record
KUP-04101: record 572 rejected in file /apps/stock/FNTR3PRD/external_tables/inbound/shr_ext_ev_vest_schedule

reject limit reached

This ORA-30653 is related to the missing the external table definition was causing the issue.

Adding this clause MISSING FIELD VALUES ARE NULL to the external table definition fixed this issue.

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