If your pocket door rollers are not lubricated, it can cause big problems when you try to open and close the door. One of the best ways to lubricate the door rollers is to use a silicone spray. With this type of product, you can spray it onto the rollers without taking the door completely out. In some cases, you may need take the door out of the track. This may require breaking into the drywall and then repairing it later. You can also use grease to lubricate the rollers on a pocket door and track.