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Parameter @uniqueCode has no default value

P: 46
Hello

How would I determine, please, if this line is returning a Nothing value as I am getting the following server error: 'Parameter @uniqueCode has no default value'

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  1. cmd.Parameters.AddWithValue("@uniqueCode", Convert.ToString(Request.QueryString("uniqueCode")))
  2.  
Thank you.
Apr 17 '18 #1
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