Here is the answer to your forum. You can go to task manager and from task manager click on processes. In that tab you would see CLBACKUP.EXE. Right click...
It may be possible to drop the article from the publication. Question is if after dropping article distributor still complain on commands for this article stuck at distributor. May be...
This is a tough problem I remember one of this should fix it. Change the network card speed from Auto to the speed of switch specifically and also make sure...