Formstack experienced a minor incident on September 17, 2026, lasting 4h 27m. The incident has been resolved; the full update timeline is below.
Update timeline
- identified Sep 17, 2026, 02:48 PM UTC
We have identified an issue causing some users to receive a validation error when entering a phone number in the Phone Number field on Forms. Our team has identified the cause and is working to resolve the issue.
- monitoring Sep 17, 2026, 03:20 PM UTC
A fix has been implemented for the issue causing some users to receive a validation error when entering a phone number in the Phone Number field on Forms. We are monitoring to ensure the issue remains resolved.
- resolved Sep 17, 2026, 07:15 PM UTC
This incident has been resolved.