I am working with a big team and we require each developer must associate their changeset with a specific ticket. Is their a way to create a query or report to Identify these problems.
If you are meaning the work item. There is no simple query can achieve your requirement. You may need to use TFS API. Usually the simplest way is listing all the changeset with that specific ticket(work item)
How to use TFS API to list the changeset with a work item, you can refer this blog: Listing the work items associated with changesets for a path