POST LAYOUT (issues won't be answered unless the following questions have been answered):

Have you tried to search the support center?
What is your AceSEF component version?
What is your AceSEF extension version?
What is your component version (the component for the AceSEF extension)?
What is your Joomla version?
What is your PHP version?
What is your MySQL version?
Are you using a UNIX/Linux or Windows based server?
Confirmation that works as expected using the core Joomla SEF (with AceSEF disabled)?
Have you tried to change the Router from AceSEF=>Extensions page?
Are you using caches? If yes, have you tried to disable them all?
What is the SEF & Real URLs that you're facing this issue?
Any error output, behaviour, screenshot?

Please describe the issue below:

go to 'Components -> AceSEF -> Extensions -> JoomGallery -> Common Parameters -> Router'