Just for your information. PACE license services 3.1.3 may require Windows security patch, same as NXIS client and recent DNxIO driver. So, do windows update or install two security patches KB3035131 and KB3033929, then install PACE license services from MC 8.8 installer. I tihnk this should be written in ReadMe of MC 8.8. Thanks.

Thanks Kirk, I found the cause of this problem. Follows are just information. Condition 1: Not rendered video effect is on the track. In my case mozaic. There might some effect occurres this problem, I suspect. Condition 2: Create viedo track and Titler pro effect is overwraped vied effect. If this conditions meets, Titler editor hung-up. Once hunged

HI, I installed New Blue titler pro 4 ultimate and activate license. Titler pro 4 works as stand alone but I cannot launch titler from media composer effect mode. Titler Editor window open but it was not responding at setting library progress bar at 6%. Deactivate license and uninstall and re-install, titler does not launching still. Does anyone have