Trying to update an item or insert a new one always fails in the FileSystemRepository

[has-taiar]

When trying to update an item, the repository is throwing an exception (as below) when the SaveChanges() method is called.

{"Could not load file or assembly 'KellermanSoftware.Compare-Net-Objects, Version=3.1.0.0, Culture=neutral, PublicKeyToken=d970ace04cc85217' or one of its dependencies. The located assembly's manifest definition does not match the assembly reference. (Exception from HRESULT: 0x80131040)":"KellermanSoftware.Compare-Net-Objects, Version=3.1.0.0, Culture=neutral, PublicKeyToken=d970ace04cc85217"}