Hi all!

I have a problem with my POS now....
It remains stuck on the loading account\.cash\.rounding screen

when\ i\ press\ f12\ to\ see\ errors\ i\ get\ the\ following\ :

Unchecked\ runtime\.lastError:\ The\ message\ port\ closed\ before\ a\ response\ was\ received\.
web:1\ Unchecked\ runtime\.lastError:\ The\ message\ port\ closed\ before\ a\ response\ was\ received\.
web:1\ Unchecked\ runtime\.lastError:\ The\ message\ port\ closed\ before\ a\ response\ was\ received\.
web\.assets_common\.js:4363\ Tour\ Manager\ is\ ready\.\ \ running_tour=null
point_of_sale\.pos_assets_backend\.js:419\ The\ client\ action\ pos\.ui\ should\ be\ an\ instance\ of\ AbstractAction!
_executeClientAction\ @\ point_of_sale\.pos_assets_backend\.js:419
point_of_sale\.assets\.js:241\ Uncaught\ \(in\ promise\)\ TypeError:\ Cannot\ read\ properties\ of\ null\ \(reading\ 'id'\)
\ \ \ \ at\ child\.export_as_JSON\ \(point_of_sale\.assets\.js:241\)
\ \ \ \ at\ Class\.save_unpaid_order\ \(point_of_sale\.assets\.js:124\)
\ \ \ \ at\ child\.save_to_db\ \(point_of_sale\.assets\.js:236\)
\ \ \ \ at\ child\.initialize\ \(point_of_sale\.assets\.js:236\)
\ \ \ \ at\ child\.initialize\ \(point_of_sale\.assets\.js:484\)
\ \ \ \ at\ child\.Backbone\.Model\ \(point_of_sale\.assets\.js:12\)
\ \ \ \ at\ child\ \[as\ constructor\]\ \(point_of_sale\.assets\.js:54\)
\ \ \ \ at\ child\ \[as\ constructor\]\ \(point_of_sale\.assets\.js:54\)
\ \ \ \ at\ new\ child\ \(point_of_sale.assets.js:54)
at child.add_new_order (

I don't know how to get it back to work.

Any help would be welcome, thanks !