Custom tab problem

I want to add a custom tab to my pannel so i followed the code shared in bpmn examples :slight_smile: bpmn-js-examples/properties-panel-extension at master 路 bpmn-io/bpmn-js-examples 路 GitHub
i got this problem and i didn鈥檛 know how to resolve it.
any help please?

Please make sure that you use bpmn-js-properties-panel of version 0.41.0 or later.

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