The CMS Update Statistics Business Process is used to update email statistics. Sometimes, it will display the error from the title of this solution.
CMS Update Statistics Business Process updates email statistics used to display email statistics, such as send and opened info, to the user.
There will be no data loss if this procedure experiences any kind of isolated, non-recurring exception. In the next successful run, it will again go through all the data from those tables and update accordingly. The only time when this type of occurrence should be investigated further would be scenarios where the same exception occurs in repeating fashion and is not able to run successfully after multiple repeated failures of the same type.