i am having to delete plugin and re install everytime some one comes on to my server to get the back pack this  morning i loaded on my back pack was gone i deleted and re installed it appeared

V3.11.5 was released 6 days ago and it was recommended that the plugin should be updated before the game update (today)
was installed,
Update Backpacks and make sure you have updated the Steam/oxide , the plugin is working without any problems on my server