Firebase wont work

hi i just have a quick question if anyone has issue with connecting between firebase and thunkable x app. my app used to work fine and out of no where it stop working. i check the database still work like nomal using thunkable classic. the different is in thunkable classic, it required data secret for the firebase setting, on thunkable x it use api. i dont know what happen and i am pretty frustrated because i am about to launch the app for commercial use and now it wont work

i also have anther question it is i can’t enter any block of screens…