Your package thunderbird failed to build from source in current rawhide. http://koji.fedoraproject.org/koji/taskinfo?taskID=12873694 For details on mass rebuild see https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
Created attachment 1126617 [details] build.log
Created attachment 1126618 [details] root.log
Created attachment 1126619 [details] state.log
Added to rawhide.
Added to