The relationship '%{strNewRelationship/}' cannot be created since relationship '%{strExistingRelationship/}' already exists ...

The relationship '%{strNewRelationship/}' cannot be created since relationship '%{strExistingRelationship/}' already exists from table '%{strFKTableName/}' and column '%{strFKColumnName/}' to table '%{strPKTableName/}' and column '%{strPKColumnName/}'.