UBB.threads PHP Forum Software Community Forums UBB.threads 7 Importer Support redirect not working - upgrade from ubbclassic to 7.4

OK i just found a link from an archived topic that indeed did go to a current post and not the archived one! So it is working...but something is off.

this link
/ultimatebb.php?ubb=get_topic;f=20;t=000009

goes to
/ubbthreads.php?ubb=showflat&Forum=20&topic=000009&Number=0&site_id=1#import