[Solved] ASP.Net MVC Error: Validation failed for one or more entities. See EntityValidationErrors property for more details

I am facing below error when i Update Data.

Validation failed for one or more entities. See 'EntityValidationErrors' property for more details.

public ActionResult DeleteUserType(UserTypeMV usertypemv)
{
    if (string.IsNullOrEmpty(Convert.ToString(Session["UserName"])))
    {
        RedirectToAction("Login", "Home");
    }
 
    var userid = 0;
    var usertypeid = 0;
    int.TryParse(Convert.ToString(Session["UserID"]), out userid);
    int.TryParse(Convert.ToString(Session["usertypeid"]), out usertypeid);
    if (usertypeid != 1)
    {
        return RedirectToAction("Admin", "DashBoard");
    }
 
  
            var deleteusertype = new tblUserType();
 
            deleteusertype.UserTypeID = usertypemv.UserTypeID;
            usertypemv.UserType = deleteusertype.UserType;
            usertypemv.Designation = deleteusertype.Designation;
            deleteusertype.Del_ID = 1;
            DB.Entry(deleteusertype).State = System.Data.Entity.EntityState.Modified;
            DB.SaveChanges();
            return RedirectToAction("AllUserTypes");    
}