From solidworks 2018, VSTA Macro update from vsta 1.0 to vsta 3.0. we have run ,edit micro with Visual studio 2015.
so ,this is the reason for the question .
In short, VSTA 1 uses built-in version of VS, runs in-process and based on .NET Framework 2.0, while VSTA 3.0 runs stand-alone version of Visual Studio, out-of-process and based on newest versions of the framework. Check this video: SOLIDWORKS Macros: comprehensive guide - YouTube , second part explains it in a bit more details.
Thank you, I will watch it .
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