John Nesky

Hm, I'm having trouble replicating the problem at the [shadow block converter demo page](https://google.github.io/blockly-samples/plugins/shadow-block-converter/test/index.html). @changminbark, can you share more information? What version of Blockly are you using? Do you have...

It turns out that I'm able to replicate the bug inside the shadow-block-converter plugin demo page by updating the dependency on core Blockly from 11.0.0 to 11.1.1. Will investigate. EDIT:...

I believe the bug was a side effect of: https://github.com/google/blockly/pull/8172

If I revert the changes related to `getFirstNonShadowBlock()` in `core/block.ts` and `core/gesture.ts` from https://github.com/google/blockly/pull/8172/files then this issue is fixed. However, I don't know what the original purpose of these changes...

It is not available on mobile devices, or other devices with small screens. For testing purposes, it's possible to configure a browser to simulate a small screen. If you do...