Assembly '|1' references assembly '|2', which is ambiguous between '|3' (referenced by project '|4') and '|5' (referenced ...

Assembly '|1' references assembly '|2', which is ambiguous between '|3' (referenced by project '|4') and '|5' (referenced by project '|6'). '|3' will be used. If both assemblies are identical, change the references to the same location.