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.NET Standard: Duplicate 'System.Reflection.AssemblyCompanyAttribute' attribute

In a ‘classic’ .NET project, you have an AssemblyInfo.cs file.

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This file contains all kind of information about your assembly

After upgrading a classic .NET project to .NET Standard, I started to get errors about some of the properties inside the AssemblyInfo.cs file:

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A .NET Standard project already has the AssemblyInfo information built-in. So after upgrading you end up with 2 AssemblyInfo specifications, leading to the errors above.

The solution is to remove the original AssemblyInfo.cs file in the Properties folder.

Remark: If you want to change the assembly information, you now have to use the Package tab inside your Project Properties.

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