ITAB_DUPLICATE_KEY_BLK_OP SAP ABAP Runtime Error itab duplicate key blk op

ITAB_DUPLICATE_KEY_BLK_OP is an ABAP runtime error which you may come across when using or developing within an SAP system. See below for the standard details explaining what it means and how you can avoid or fix this runtime error.

Short Dump Classification: A - ABAP Programming Error

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ITAB_DUPLICATE_KEY_BLK_OP ABAP Runtime Error

Please see program correction for more details about the possible cause of this runtime error and how it could be avoided.

Please see search hints for more details about the possible cause of this runtime error and how it could be avoided.

Please see send to sap for more details about the possible cause of this runtime error and how it could be avoided.

Error during block insertion into a table with unique key. Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.

The table <runtime parameter>-NAME was defined with UNIQUE KEY. In this kind of table not two entries may have the same (duplicate) key.

In this case multiple lines were to be inserted at position <runtime parameter> using

INSERT/APPEND LINES OF SrcTab ... INTO/TO DstTab ...

Line <runtime parameter> of the source table SrcTab could not be inserted because there is already an entry in the target table with an identical key. The line <runtime parameter> of the source table SrcTab could not be inserted because an entry with an identical key already existed in the target table. Please see abap error for more details about the possible cause of this runtime error and how it could be avoided.