What do i wrong with firebase data changed block

[Shreyash (Shreyash Saitwal)]

Take a look at this project by @Diego:

ChatAble - A chat system

Hey there After some problems and delays, I would like to publish #chatable::tag source code There has been lots of Sneak Peeks in this post, but probably everyone wants the .AIA to see how ti has been made https://community.thunkable.com/t/chatable-project/3077?u=barreeeiroo I’m not going to make a very long post, as I think everything about the system has been already published in the upper topic Also, I would like to say that if there are no errors reported, in a week I will ma…