1 files changed, 1 insertions(+), 1 deletions(-)

M src/main/java/click/vpzom/mods/retail/VendingBlockScreenHandler.java

@@ 93,7 93,7 @@ public class VendingBlockScreenHandler extends ScreenHandler {
 			return current;
 		}
 
-		if((!isCreative && slotIdx < VendingBlockEntity.REAL_INV_SIZE) || slot.inventory != inventory) {
+		if((!isCreative && slotIdx < VendingBlockEntity.REAL_INV_SIZE) || slot == null || slot.inventory != inventory) {
 			return super.onSlotClick(slotIdx, actionData, actionType, player);
 		}