shafaqat Posted January 29, 2010 Share Posted January 29, 2010 hi all I want to connect to my OPC-HDA server (Matrikon is installed), i have followed the guide lines available in help files, i did not get any issue in connectivity and i manged to connect it successfully but when i call a method "CreateBrowse" of OPC-HDA server, it returns null, i am using the following code: OPCHDABrowser Browser; int[] errors; OpcSrv.CreateBrowse(null, out Browser, out errors); after this method "Browser" object contains null. i would appreciate if someone can help me. Link to comment Share on other sites More sharing options...
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