Column names in each view or function must be unique. Column name ‘custid’ in view or function ‘mynameview’ is specified more than once

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I have created two tables and i am trying to create a view by joining two tables using left outer join but i am getting
ERROR : Column names in each view or function must be unique. Column name ‘custid’ in view or function ‘mynameview’ is specified more than once.

This is the code i have implemented
(https://i.sstatic.net/65ek6mOB.png)[text]

this is the error msg
(https://i.sstatic.net/66ek6mOB.png)

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