"RangeError" in JavaScript — What It Means and How to Fix It
What the JavaScript error "RangeError" means and how to fix it.
Published October 29, 2026
"RangeError" is thrown when a value is outside the set of allowed values for an operation.
Key points
- Check the browser console's stack trace to find exactly which line and call triggered the error
Example
new Array(-1) // RangeError: Invalid array length