I came across this issue again in version 15.1

Getting help Issues
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Continuing the discussion from Cannot read properties of null (reading 'setAttribute'):

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Hi @janitha

Does it happen for you using the demo that was shared within the original post?

I tried it here Handsontable example - JSFiddle - Code Playground (updated to Handsontable v15.3.0 - latest version) and I was’t able to replicate the issue.

I tested it on Chrome 135/macOS Ventura.