运行代码直接拖动开始事件时报错

[HWTsang]

unhandled error in event listener TypeError: Cannot read properties of undefined (reading '$type')

解决方法: 把src/components/custom-properties-panel/PropertiesView.vue这个文件中的$type的那行替换成 this.eventType = businessObject.eventDefinitions?.[0]?.['$type'] || '';