### URL or Location https://docs.webforj.com/webforj/tablecolumnflexsizing? ### What's wrong or missing? Entering a negative number in any Flex input (Title, Artist, or Genre) causes a server error and the page crashes instead of validating the value. https://github.com/user-attachments/assets/77fdce2a-646a-476b-837b-12f078f1f55b ### What should be updated or changed? _No response_ ### Severity High - major confusion or inconsistency ### Browser - [x] Chrome - [x] Firefox - [ ] Safari - [ ] Microsoft Edge - [ ] Brave - [ ] Opera - [ ] Other ### Additional context _No response_