After Notes Implementation and SP updates related to the Fiori components please clear cache accordingly:
2319491 - How to clean up the cache after applying changes that affect SAP Fiori apps
2743849 - Resource not found for the segment 'XXXXXXXX'
There are some incidents that can be solved with a simple search of notes and KBAs. You can get errors information as explained in How to analyze errors
Please check the KBA number 2081285 where it is explained "How to get best results from an SAP search"
Here you can find some examples that can help you to do a more effective search in the SAP Service Marketplace. Also there are some videos included
Please check the attached KBA about the Automated Note Search Tool (ANST ) It can help to you to:
Search relevant and most accurate SAP Notes related to the bug.
Identification of custom codes which are related to the bug.
Identification of customizing tables, missing entries.
Identify the possible objects from where debugging can be triggered.1818192 - FAQ: Automated Note Search Tool (ANST). In this KBA take the special attention to the points that are relevant for the FIORI HCM applications.
Support of FIORI Apps
Scan Source
Setting break-points