Solution : https://service.sap.com/sap/support/notes/308048 (SAP Service marketplace login required)
Key words :
'edit -> method status -> reset -> data collection method' menu, 'sap ccms technical expert monitors' monitor set, - monitoring \<sysid>\moniinfra_<instanz>\dialogfocus\countofreferences, predefined 'transaction-specific dialog monitor' monitor, incorrectly delivered 'sap ccms monitors, select 'data collection method', optional components' monitor set, rules-based monitor defined, symptom restarting online monitoring, 'transaction-specific dialog monitor'
Related Notes :
1433031 | RZ20: assign different threshold values for each transaction |
110368 | FAQ - CCMS MONITORING INFRASTRUCTURE |