What does this error mean: "The blocks for screen ... did not load properly"?

[ImranTariq]

always search before posting there are many topics on that, read this post,

"The blocks area did not load properly..."

Solution By now, there’s no “automatic” solution of this problem However, you can download the AIA file and send it to us, and we’ll manually fix the issue What we will do is to manually remove the “wait for milliseconds” block from your code