Solution : https://service.sap.com/sap/support/notes/183654 (SAP Service marketplace login required)
Key words : 
missing system table entry, customer-specific updating definitions, system display error m2408, generate update terminations due, updating definitions supplied, reading table tmc2p, retail information system, affected information structures, generate update, information structures
Related Notes : 
       
| 447945 | Incorrect update generation | 
| 424344 | LIS: Error M2 804 during update simulation / logging | 
| 415404 | EKS/PP-IS:statistical setup of user-defined info structures | 
| 309335 | Update terminations in LIS | 
| 204130 | SIS update: Collective note | 
| 174134 | SIS: Collective note - reorganization | 
| 99507 | Update terminations after upgrade/client copy |