Unable to load requested view

This error message might occur in different situations when IBM® Cognos® Analytics cannot display a view.
In addition to the error message, the problem manifestations can be the following:
  • The IBM Cognos Analytics web portal fails to load fully.
  • The user interface (UI) loads, but you cannot see anything in the Content folders.
  • The cognosserver.log file reports the following error:

    ERROR com.ibm.bi.content.appres.palettes.CmPaletteRepository [Default Executor-thread-7741] [SessionID] LoginUser-1031807645 [RequestID] /v1/palettes/public content-service 15287 error listing public palettes java.lang.NullPointerException: null

    For more information, see log messages.

The error might have the following causes:
  • Issue with a browser cache.
  • Incompatible IBM Cognos Analytics extensions.
  • Faulty customizations.
  • Index synchronization issues.
  • Fragmented hard disk.

Resolving the problem

When the problem is occasional
When the problem is persistent
  • Check IBM Cognos Analytics extensions for incompatibilities. For more information, see Accelerator Catalog (https://IBM.biz/acccatalog) and Creating extensions.
  • Run a content store consistency check.
  • Install the latest fix pack for IBM Cognos Analytics from IBM Fix Central (https://www.ibm.com/support/fix central).
  • Schedule a routine maintenance to run disk defragmentation or to restart the server at some time intervals.