Here are the most common errors when working with JavaScript:
ReferenceError is not defined
- Reason: the object is not visible to the JavaScript.
- Solution: add required imports.
Read about available packages and classes.
NullPointerException
- Reason: the object is not initialized or does not exist.
- Solution: initialize the object.
Cannot unambiguously select between fixed arity signatures
- Reason: attempt to add a null value to the system properties.
// the value is null
SystemConfig.instance().getProperties().put(key, value);
- Solution: initialize the value object.