Factorio Forums

1) click "post reply" on this topic
2) write something in the text box
3) scroll down to this post in "topic review" below and click this: Copy blueprint
4) page reloads and reply text is lost

In HTML, <button> has type="submit" by default. This means an unmodified button will refresh the page.

To work around this, give the button type="button".

The button in the reply is unmodified because the blueprint script failed. Figuring out why it failed is trickier.

Causes 125699: Pressing Ctrl+Enter while typing a post can sometimes lose it

BTW, 2 years passed since the proposed solution was posted here, but the bug still there and prevents Ctrl+Enter from working.