Template does not work

I  get this error when trying to use this plugin:

```
Uncaught TypeError: Cannot read properties of null (reading 'dataset')
    at br.<anonymous> (lsplugin.core.js:2:92551)
    at a.emit (lsplugin.core.js:2:28521)
    at X.<anonymous> (lsplugin.core.js:2:88623)
    at lsplugin.core.js:2:53506
    at Array.forEach (<anonymous>)
    at X.listener (lsplugin.core.js:2:53491)
```