·You have permissions for customized ControlPoint menus that do not include all features.
·You are running SharePoint Foundation and are missing features only available for SharePoint Server (for example, features that rely on the use of certain Service Applications)
·If the Site Collection Activity Analysis, Trend analyses, and parameters that rely on information collected for the ControlPoint cache are grayed out, the nightly Discovery job may not be enabled.
When attempting to complete a ControlPoint operation that was initiated at an earlier time, the following message displays in the workspace:
Your page has expired. Please call it again from the menu.
The time period during which ControlPoint holds the page information for the operation in the server's cache has expired.
Re-initiate the operation from the left navigation pane.
NOTE: By default, ControlPoint holds page information in cache for 20 minutes. ControlPoint Application Administrators can, however, specify a different length of time.
[Method Name]Timeout Exception: The server has timed out.
ControlPoint has timed out while waiting for a SQL command to run.
The ControlPoint Application Administrator can increase the SQL Command Timeout Value.