Plugin disables itself after sometime. Please take a look into it and fix the issue. Also new version is out, maybe that version can be better. Thanks for your hardwork
[Craft Scheduler Thread - 0/INFO]: [ItemsAdder] Disabling ItemsAdder v2.0.22
[16:50:12] [Craft Scheduler Thread - 0/ERROR]: Error occurred (in the plugin loader) while disabling ItemsAdder v2.0.22 (Is it up to date?)