Could not find Help page.

Unfortunately the Help page you selected was not found. The following data could be helpful in locating the error:

This error message can result from the following:

• The corresponding Help module is not installed.

  During installation you can choose which Help modules to install. If you did not install all the Help modules or applications, the Help system may not be able to access the required file.

  How to change an existing installation

• The Help database is damaged.

  The files for the Help texts are managed via a database. This database could be damaged either as a result of a damaged installation or due to changes made by the user.

  How to repair a damaged installation