This page contains some hints for troubleshooting when for example some dashboards or views are empty.
Most pre-defined dashboards per system type are populated with metrics from the Monitoring and Alerting infrastructure that is also providing the content for System Monitoring. As a result, if any metrics do not report data, the first check is to verify if system monitoring is working correctly and if metrics in System Monitoring report data. If System Monitoring is not working correctly, please open a support ticket with component SV-FRN-APP-SYM.
In general you can check table RCA_INBOUND_LOG in FRUN via SE16, MESSAGE_TYPE="E" will filter on errors and and the date ( field UTC_DATE) . Here you can see errors of data that are sent to FRUN. When changing the user parameters in SE16 (Menu: Settings-> User Parameters -> ALV Grid Display) you can see the detailed error messages and can download the table.
However there might be already problems in collecting data either in the agent application, in the managed system or on the way.
HANA Metrics are collected via an operation of the SAP Hostagent. Check in Agent Administration for the HANA system if the collectors are running:
ABAP work process samples (/SDF/SMON) are collected via a RFC from the SDA usually with user SDAGENT. Check in Agent Administration for the ABAP system if the collector is running:
The page ABAP Performance does not display any data which could have multiple reasons: