3586854 - CX_SY_ITAB_LINE_NOT_FOUND Exception with SAVE_PARTNER Action in Charm

When shifting the status of a change document in Charm to a status which has action SAVE_PARTNER assigned the following error appears:

"An exception has occurred during program processing

Activate checkpoint group BSP_WD_EXCEPTION_DISPLAY. To do this, use transaction SAAB. If the error recurs, further details are displayed. 

CX_SY_ITAB_LINE_NOT_FOUND - The specified row is not in the table
Program: SAPLPARTNER_SOCM
Include: LPARTNER_SOCMU06
Source text row: 66"

SAP Solution Manager 7.2 SP19

charm, solution manager, solman, change request management, create transport request, save_partner, exception, error, CX_SY_ITAB_LINE_NOT_FOUND, SAPLPARTNER_SOCM, LPARTNER_SOCMU06, BSP_WD_EXCEPTION_DISPLAY , KBA , SV-SMG-CM , Change Request Management , Known Error