Under some circumstances where the lower Metric Browser tab does not get populated with the related data for some Docker Monitor Agents. While other agents work okay
Clearing Introscope Webview Cache resolves the issue
How to Clear Webview Cache?
1- Stop WebView and MOM Enterprise Manager processes
2- Delete the entire content [all files and directories] of <EM-Home>/work and <WV-Home>/work folders
3- Delete the entire content [all files and directories] of /configuration folder except file config.ini (DO NOT delete config.ini file)
4- Start MOM Enterprise Manager and WebView processes
Note: If Enterprise Manager and WebView are installed under same directory, then <EM-Home>/work and <WV-Home>/work are the same.