please explain what exactly should happen, if that value for the key "feeds" was not found?
Taifun
Hello Ihsan_Zuhdi
Welcome to the Forum 
We can't read your Blocks from the photograph. Here is how to do it:
Right-mouse in the Blocks work area and select "Download Blocks as image". This produces a png file that is zoomable in the Forum Viewer.
.... changing your Forum Topic Title to match the issue:
Bad arguments to select list item
1 Like
Export your .aia file and upload it here.
