![TypeError Cannot add property 3 object is not extensible Cannot delete property '2' of object Array - YouTube TypeError Cannot add property 3 object is not extensible Cannot delete property '2' of object Array - YouTube](https://i.ytimg.com/vi/FpfGpzbOtyM/hq720.jpg?sqp=-oaymwE7CK4FEIIDSFryq4qpAy0IARUAAAAAGAElAADIQj0AgKJD8AEB-AH-CYAC0AWKAgwIABABGCsgVihyMA8=&rs=AOn4CLB45zVbJVF6fOCwqz6mC9Kq10Lf_w)
TypeError Cannot add property 3 object is not extensible Cannot delete property '2' of object Array - YouTube
![This Error is coming "Cannot add property count, object is not extensible" while running LWC - YouTube This Error is coming "Cannot add property count, object is not extensible" while running LWC - YouTube](https://i.ytimg.com/vi/MUBc02OLB8Q/maxresdefault.jpg)
This Error is coming "Cannot add property count, object is not extensible" while running LWC - YouTube
![Build error occurred 1:00:28 AM: TypeError: Cannot add property target, object is not extensible - Support - Netlify Support Forums Build error occurred 1:00:28 AM: TypeError: Cannot add property target, object is not extensible - Support - Netlify Support Forums](https://global.discourse-cdn.com/netlify/original/3X/2/7/27385a8699366e0d3ca16303b192f185efd88010.png)
Build error occurred 1:00:28 AM: TypeError: Cannot add property target, object is not extensible - Support - Netlify Support Forums
![Build error occurred 1:00:28 AM: TypeError: Cannot add property target, object is not extensible - Support - Netlify Support Forums Build error occurred 1:00:28 AM: TypeError: Cannot add property target, object is not extensible - Support - Netlify Support Forums](https://global.discourse-cdn.com/netlify/original/3X/f/0/f0ddd8ddd35291d3f6657749ce3700764ad7a6e0.png)
Build error occurred 1:00:28 AM: TypeError: Cannot add property target, object is not extensible - Support - Netlify Support Forums
![Cannot add property current, object is not extensible · Issue #227 · software-mansion/react-native-gesture-handler · GitHub Cannot add property current, object is not extensible · Issue #227 · software-mansion/react-native-gesture-handler · GitHub](https://user-images.githubusercontent.com/15834048/41899164-accc09ec-7923-11e8-832b-ee63236d174d.png)
Cannot add property current, object is not extensible · Issue #227 · software-mansion/react-native-gesture-handler · GitHub
![Custom Prop for Service Tasks: `TypeError Cannot add property __, object is not extensible` - Developers - Forum - bpmn.io Custom Prop for Service Tasks: `TypeError Cannot add property __, object is not extensible` - Developers - Forum - bpmn.io](https://forum.bpmn.io/uploads/default/original/2X/d/d065d0e71f2eea2584fbe4bc9c9cd1bb6814b228.png)
Custom Prop for Service Tasks: `TypeError Cannot add property __, object is not extensible` - Developers - Forum - bpmn.io
![Attempting to define property on object that is not extensible. · Issue #1501 · software-mansion/react-native-gesture-handler · GitHub Attempting to define property on object that is not extensible. · Issue #1501 · software-mansion/react-native-gesture-handler · GitHub](https://user-images.githubusercontent.com/86065868/125023203-fc288a00-e09b-11eb-99c5-2e4d0ed3ad32.png)