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    'System.NullReferenceException' error when calling 3th party COM

    STAThread has no effect Thanks but when I add the STAThread attribute it has no effect. I keep getting the 'System.Runtime.InteropServices.COMException' in mscorlib.dll. I think that the OCX module is written in VB 6 and is somehow not completely compatible with VB.NET. Is there a workaround...
  2. H

    'System.NullReferenceException' error when calling 3th party COM

    Hi, I have a third-party OCX library (SmRemLib) to remote control a video software package using TCP/IP. Every time when I call a method I get An unhandled exception of type 'System.NullReferenceException' occurred in microsoft.visualbasic.dll Here is to code I use (VB.NET 2003): Imports...
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