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"Cannot read property of undefined" with Vaadin 21 (Flow) #92
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Could you please tell me if your package.json contains a line Thx |
I was able to track the error down: To improve startup performance, I configured a package whitelist:
The problem is an incorrect namespace for this component. The namespace is My workaround was to extend my whitelist:
I hope I could explain the problem understandably. |
Hi and thanks for opening this issue. I've just published the initial version of the component that should be compatible with Vaadin 22+ and uses the latest version of the web component. Could you please give it a try?
Closing this for now, but let me know if the issue is still happening. BR, |
The error is still present. Please note that this is not related to Vaadin version 22, but to the |
@McPringle Ah ye, my bad, you are correct 😄 Updating the namespace would make sense to ensure things work 'out of the box'. Thank you for the detailed investigation and explanation. |
I use this component in version 3.0.2 in a dialog. Prior to Vaadin 21 it worked, after I updated to Vaadin 21 the component is not displayed anymore and inside the browser, I got the following error message:
This error message is displayed eight times with different properties. I did the Vaadin Dance with no change. I tried it on my Windows 11 computer and my macOS (latest) MacBook. After I remove this component from the dialog, everything else works fine (well, without the combo box, of course).
The code which is producing the error in my project:
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