After Upgrading, ControllerXLPusher Error Occurs When Starting Microsoft Excel
You accessed IBM® Controller at least once from the same client computer, and are now trying to start Microsoft Excel. An error message states that the ControllerXLPusher.dll file or one of its dependencies was not found. The registry may have more than one version listed for the ControllerXLPusher.dll file.
You must verify that the version used by the registry key is the current version of the ControllerXLPusher.dll file. First identify the current version of the ControllerXLPusher.dll file and then verify the version used by the registry key.