How We Can Make User ID field Non-Required On Create User Form

1.Edit FormMetaData.xml from \xellerate\config directory

2. Change optional attribute value "false to "true" under section in FormMetaData.xml.
Here < > are there for Form name and Attribute Reference
Form name="3"
!-- User ID --
AttributeReference editable="true" optional="true">-16 /AttributeReference

3. Save FormMetaData.xml and Restart the Application Server.