We managed to replicate the problem of distorted character elements in our environment. It has been logged under the ticket ID PDFNET-44417 in our bug tracking system. We have linked your post to this ticket and will keep you informed regarding any available updates.
We are afraid PDFNET-44417 has not been resolved yet. We have recorded your concerns and will let you know as soon as some significant update will be available in this regard.
We regret to share that earlier logged issue could not get resolved yet due to other high priority issues in the queue. Please note that issue was logged under free support model where issues have low priority and are resolved on first come first serve basis. We will surely let you know as soon as we make some definite progress towards its resolution. Please spare us little time.
It is sad to inform you that earlier logged ticket is not yet resolved. However, we have updated its information as per your follow up and will inform you as soon as we have some certain news about its resolution. We highly appreciate your cooperation in this regard. Please give us some time.