The operation add items to list cannot accept the arguments: , [""], ["Donut Duck"] Note: You will not see another error reported for 5 seconds

MIT App Inventor Help
, ,
1

need Help Asap, I want to permanently Add the name of item in list with TinyDB, Add To Cart Algorithm,

Everything works fine, I only have problem because in permanently add it in list Here my screen1(Order Details) and Here's The screen2(ShippingScreen)
thank you

shippingscreen
shippingscreen719×497 32.9 KB

orderdetails
orderdetails913×697 93.2 KB

2

You cannot define variables with tinydb get value on initialise. You have to set the variable in an event

1 Like
3

I already test it on other project and its working :confused: Here it is I just copied it.

screen2
screen2728×428 30.2 KB

screen1
screen1729×560 38.8 KB

4

The Tiny db's data is working, Like description, duckname, price, and duck.

5

Did you fix this:

image

1 Like
6

Yes, Already Fixed it and Now It's not adding and still not adding. No error at all ListView is blank

newOrderdetails
newOrderdetails1200×747 73.9 KB

7

No warning either :confused: Okay I'm confused now. Screen2(ShippingScreen) blocks still not changed

8

Start with this, and build on it

additemstinydb.aia (3.6 KB)