We apologize for the bugs regarding the special missing hunters you may have experienced.
Please post in the Support section of the forums regarding 1) how many times you have encountered this issue and 2) on whose ruins the bug was from. We would be happy to compensate you to the best of our abilities due to the inconvenience you have experienced.
The comment ability on this post has been closed to prevent any duplicate bug reports. Please direct your inquiries to the Support section.
Thank you for your reports and for taking the time to write in the Support forums.