...
The following requirements must be met for the AcceptItem service to be used successfully.
You must configure your host LMS integration and local NCIP settings in the ReShare Settings app.
You must be working with a request that contains a valid patron ID recognized by your ILS in the User ID field.
You must have a valid pick-up location code in the “LMS location code” of the directory entry for the pickup location being used. This code must exactly match the code used by your LMS when it creates a new request/hold.
Your local circulation rules must be configured such that the patron associated with the request is eligible to borrow the temporary item at the specified pick-up location.
...