Form errors
Error handling
Error handling encompasses the process of identifying, reporting, and troubleshooting errors or discrepancies encountered during form submission or data processing. This includes detecting input errors, validating user input, and providing meaningful feedback to users to correct mistakes. Error handling strategies may involve displaying error messages, highlighting erroneous fields, or offering suggestions for correction, ultimately ensuring data accuracy and user satisfaction.
Here are examples of the 15 most common form errors
- Required Fields Left Blank: Users submit the form without filling in all mandatory fields.
- Invalid Data Format: Incorrect format for specific fields (e.g., entering text in a numeric field, wrong date format).
- Incorrect Email Address: Email addresses not following the correct structure (e.g., missing “@” or domain part).
- Password Mismatch: Password and confirm password fields do not match.
- Exceeding Character Limits: Input exceeds the allowed character limit for certain fields.
- Invalid Phone Number: Phone numbers not adhering to the expected format or containing invalid characters.
- Checkboxes or Radio Buttons Not Selected: Required checkboxes or radio buttons are not selected by the user.
- CAPTCHA Not Completed: Users fail to complete the CAPTCHA verification correctly.
- Duplicate Submissions: Users accidentally submit the form multiple times.
- Invalid URL: Entered URLs do not follow the proper structure (e.g., missing “http://” or “https://”).
- Unacceptable File Uploads: Uploaded files do not meet the specified criteria (e.g., wrong file type, size too large).
- Dropdown Selection Not Made: Users fail to select an option from a required dropdown menu.
- Age or Date Out of Range: Entered age or date falls outside the permissible range set for the field.
- Unmatched Field Types: Data entered does not match the expected type for the field (e.g., letters in a numeric field).
- Invalid Postal Code: Postal codes that do not conform to the required format for a specific region.