We are facing POS blank screen after installing module - "pos_receipt_custom". This module was reverted back and deleted from add-on folder. Still POS screen coming as blank.
Below options tried
1) Clear the cache
2) Tried from different browser
3) Enable the browser console
Below is the error
Tour Manager is ready. running_tour=null
No type for action <unavailable> web.assets_backend.js:439:18
Make sure that the custom addons is uninstalled from the database. Upgrade the point of sale module and see.