Okay, I'm not sure if I can explain this well.

This is what it looks like at runtime:

![output at runtime](https://i.stack.imgur.com/g8IAt.png)

The list of display items from above are the data that came from database query.
I put a 'When mouse click' trigger to every row so that when I click a row, it copies all the data to the field below. It works when I first try to click a row but when I click another row which supposed to change the data below, NOTHING HAPPENS anymore.

here is my canvas' variable names:

![enter image description here](https://i.stack.imgur.com/37v7e.png)

here is what's inside of the 'When mouse click' trigger:

![enter image description here](https://i.stack.imgur.com/bRxSw.png)

thank you for the help!