javascript
TypeError: Invalid WeakSet value
WeakSet value must be an object
Fixes
- 1.Use object as WeakSet value
- 2.Don't add primitives to WeakSet
- 3.Use Set for primitive values
TypeErrorruntimeweakset
Related Errors
javascript3 fixes
Cannot read property of undefined
Cannot read propert(y|ies) of undefined
- •Add optional chaining (?.)
- •Check if object exists before accessing
javascript3 fixes
Cannot read property of null
Cannot read propert(y|ies) of null
- •Add null check before access
- •Use optional chaining (?.)
javascript3 fixes
TypeError: X is not a function
is not a function
- •Check spelling of method name
- •Verify import is correct