Where are you placing the error messages on your form? If they’re not placed where users expect to see them, you could jeopardize their capability to complete your form.
When users make mistakes, they need to understand what those mistakes are so they can correct them and re-submit the form. They want to complete your form, but if doing so takes too much effort they’ll change their minds.
Top of Form Validation Vs. Inline Validation
The two most common placements for error messages are at the top of the form and inline with erroneous fields. Which placement is more intuitive for users?
A research study
... read the whole story at uxmovement.com.