After Upgrading, You Cannot Start IBM Cognos Controller

After upgrading your version of IBM® Cognos® Controller, you experience problems with starting Controller that are not documented elsewhere.

You may need to delete some leftover files from the Microsoft .NET Framework cache on the Controller client computer.

Procedure

  1. Close all instances of Internet Explorer.
  2. Run Windows Task Manager and stop any iexplore.exe process that is running.
  3. In the C:\documents and settings\username\application data\Cognos directory, delete the ccr folder.
  4. In Internet Explorer, return to IBM Cognos Connection, and then restart IBM Cognos Controller.
  5. In Internet Explorer, from the Tools menu, click Internet Options.
  6. On the General tab, under Temporary Internet files, click Delete Files, select the Delete all offline content check box, and then click OK.