SAP Note 14403 - SAPSQL_ARRAY_INSERT_DUPREC

Symptom:

System error SAPSQL_ARRAY_INSERT_DUPREC for table KONH when creating inforecords with transaction ME11 or contracts with transaction ME31.

Cause and prerequisites

The current number level of the number range of table KONH is to low. There are entries in the database KONH with the current number level as key data. A possible reason would be that the client was copied from antoher client including table KONH.

Solution
Please get the highest number of table KONH (using transaction SE16).
Afterwards you can set current number level for table KONH to a bigger number. Use transaction SNRO and enter KONH to change the number range.