datagridview - Devcomponents SuperGrid Primary column not set -


hi

i use dotnetbar supergrid fo winform cant set desired column primary column show tree buttons , lines .i fill gridwiew in cod , not binding data source.there rows each have sub rows tree button not shown

thanks help

i find . first added column have been considered primary column . in code not work beceuse added columns manually in designer .although removed them seems data removed columns saved somewhere .so there hidden columns in gridview .i delete control , add new 1


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