src/hooks/useEvent.js

@@ -401,7 +401,7 @@ export function useEvent() {
   const removeMouseEvent = (type) => {
     mouseEventListeners.current = mouseEventListeners.current.filter((event) => {
       if (event.eventType === type) {
-        canvas.off(type, event.handler)
+        canvas?.off(type, event.handler)
         return false
       }
       return true