In this article I am showing you how you can generate number sequence of a specific record of specific entity. here are the step Step:1 First of all create an Entity " new_autonumber " Step:2 after that you will need to create the fields. new_entityattributename (field name which you need to use as primary column of Entity .Mostly new_name are the primary attribute in ms crm) new_number (you don't need to add anything here. this field will show how much number record created of specific entity) new_prefix (this field use to prefix for number sequence) new_typename (entity name will be set in this field) Step:3 Set these fields on form and views Step:4 download my plugin from github. https://github.com/rrizwann/DynamicsCRM download AutoNumberGeneration folder Code are shown here. using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; using Microsof...