Advanced configuration -> Others -> Key / Value in hob should have a check mechanism in order to eliminate adding values like "value". The input in the Values field should be inserted without any quotation signs etc.
This is part of what we want to tackle on 3198. We should probably mark one of them as a duplicate.
I've closed this bug, because it has the same purpose as bug #3198. *** This bug has been marked as a duplicate of bug 3198 ***