Uninstallation of Presentation Server before removing the components
If the TrueSight Presentation Server is uninstalled before removing the TrueSight Infrastructure Management Server from the component list, the Infrastructure Management Server continues using the data connection to the uninstalled Presentation Server.
Workaround: Perform one of the following:
In the Infrastructure Management Server, remove the Presentation Server entry from the mcell.dir file and restart the Infrastructure Management Server.