You have to ask yourself why it has been abandoned. Has the author 'given up' on it? Has he not been active and has therefore given up by default?
Either way, the person with the best knowledge of the code is no longer giving support, and therefore the topic is locked.
Extension support is the responsibility of the author, and only the author. No author = no support.
The only place her that my be able to help is
Custom Coding where I have moved your other topic to.