The Rebuild Customer Item Service Dates Utility is available from the Admin / Other menu.
For this utility to run correctly, the Services need to be set up under Admin / Settings / Customer Items / Manage Customer Item Types - Servicing.
Note - Customer Items is also know as Outdoor Power Equipment or OPE
When the Utility is run, the following prompt appears:
If no is selected then
But if yes is is selected then users are asked if they want to create missing Default Services.
The utility will then rebuild the Service Dates.
On completion, check from Customer Items / Servicing / Items With No Services Assigned Report, these will show any ID's that still do not have Services assigned to them. It may be necessary to check the Services need to be set up under Admin / Settings / Customer Items / Manage Customer Item Types - Servicing again - or they may not have services that can be assigned to them.