To be clear: that error typically appears when Encore detects that the installed serial number is not authorized for DVD/Blu‑ray output (often due to using a volume license, trial/reset hack, or certain “cracked” serials that lack commercial encoding rights).
Open Premiere Pro CS6, go to the menu, and select Sign Out . Adobe Encore CS6: Fixing the "Cannot Run in
Open Encore CS6. The error should no longer appear. go to the menu