Solution : https://service.sap.com/sap/support/notes/330731 (SAP Service marketplace login required)
Key words :
additional key words ms outlook, newer outlook interfaces, strange occurrences arise, frontend patch gui46d_124, hard drive deregister, command regsvr32 /& <file>, command regsvr32 <file>, participant list changed, synchronized appointment pairs, key handling
Related Notes :
| 337442 | Collective note for MS Outlook Calendar Synchronization |