How to fix “No way to resolve conflict between” error?

Question

Recently added log4net.dll to our data object. Our data object builds perfectly but when you try to build anything that references our data object you get the following error: <

Answer 1

Open your project file (.csproj in C# or .vbproj in VB.NET) for editing.

Make sure the log4net reference is Fully Qualified Type Name, has HintPath and SpecificVersion=True.

  ..\references\log4net.dll
  True
 

Save the file and try to rebuild.