Solution : https://service.sap.com/sap/support/notes/140830 (SAP Service marketplace login required)
Key words :
symptom abap runtime error 'sapsql_array_insert_duprec' occurs, additional key words table view, save table control user defaults, manages user defaults receives, prerequisites program saplstcx, solution check note 103151, tcusertype = 'a' applies, table tcview enter, correct duplicate entries, attached advance correction
Related Notes :
| 338487 | Table control settings SAPSQL_ARRAY_INSERT_DUPREQ |
| 211163 | Table view control: Problems with display variants |