Drop down list not binding with sqldatareader

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一个人的身影
一个人的身影 2021-01-24 10:15

i have a form with a collection of about five drop down . i have my query as follows .

 string sql = \"SELECT a.clientID ,a.[cname],b.bid,b.[bname],c.contactID,          


        
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  •  庸人自扰
    2021-01-24 10:53

    This seems clear postback problem.

    Bind your drop down on !postback.

    Eg.

    if(!IsPostBack)    
     {
       populateDdl();
     }
    

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