SQL80001：“ AS”附近的语法不正确。期望变量

Question

CREATE PROCEDURE [dbo].[EditUser]
@UserTypeId int,
@UserName nvarchar(25),
@UserPassword nvarchar(25),
@UserImage image,

AS //here is problem

UPDATE AppUser SET UserTypeID=@Utypeid, UserName=@Uname, UserPassword=@Upassword, UserImage=@Uimage 
WHERE Id=@id

她可以看到我得到的抗体：