Undo not working properly on InsertHTML in text block
Hi @DhanaDSP1120 yeah unfortunately that is expected from rte.insertHTML as it uses a custom insertion. If you need to preserve the native editing undo stack you can use this API
Read full answer below βQuestion
GrapesJS version
- I confirm to use the latest version of GrapesJS
What browser are you using?
chrome v107
Reproducible demo link
https://jsfiddle.net/4vacxuw2/2/
Describe the bug
I added an custom toolbar to insert some value in current position through rte.insertHTML options ,it works good. But when try to undo (ctrl+z) the newly inserted HTML block was not removed

Code of Conduct
- I agree to follow this project's Code of Conduct
Answers (2)
Hi @DhanaDSP1120 yeah unfortunately that is expected from rte.insertHTML as it uses a custom insertion. If you need to preserve the native editing undo stack you can use this API
rte.exec('insertHTML', `<span ...`)
Thanks for reporting this, @DhanaDSP1120.
The issue with Undo not working properly on InsertHTML in text block appears to be a race condition or state management timing problem. This typically happens when component lifecycle events and DOM modifications overlap, creating an inconsistent state.
What to try:
- Add a setTimeout wrapper to ensure the DOM has settled:
setTimeout(() => {
// your operation here
}, 0);
-
Check initialization order β make sure components are fully loaded before you interact with them
-
Use the editor's event system β listen to completion events:
editor.on('component:mount', (component) => {
// safe to interact with component here
});
Recommended next steps:
- Test with the latest GrapesJS version if you haven't
- Provide a minimal reproducible example (CodeSandbox) β this helps the team identify the root cause faster
- Include GrapesJS version, browser, and console errors in your report
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