Separation of the sum of gains and losses of 2 different symbols

[fabiobioware]

project: https://fxdreema.com/shared/PSXAED2jd

I want to print the sum of the gains or losses of two assets separately on the screen and I am not getting it, can you help to understand why the information is not being displayed on the screen?
The project is above.

symbols:

EURUSD
bra50apr20

[roar]

@fabiobioware dont know how those buckets work, but try with simple loops: https://fxdreema.com/shared/Ai2FRunQb

[luanainteglia]

it does not work