[email protected] creates a Zendesk ticket.
Common articles
Frequently Asked Questions
Installing Gateway Solver Updates
We use the same installer file to both install a new Gateway Solver install and to update an existing one to the newest release version. The URL to download our installer: https://download.evolvedsoftware.com/SetupGatewaySolver.exe Gateway Solver will check…
Frequently Asked Questions
National Insurance Verification Request (NVR)
New in Gateway Solver Version 2.66 Find out how to check a National Insurance number if you’re an employer. If you want to find or check an employee’s National Insurance number, you can do so by…
How do I resolve this?
No active companies (CIS)
You're trying to file your monthly CIS300 submission or make subcontractor tax treatment verifications and you see this message; Not what you wanted to see... There are usually three reasons for this Reason 1: Gateway Solver…
How do I resolve this?
Error 1046 Authentication Failure
You've tried filing a tax submission online and all you earned for your efforts is an "Authentication Failure". "Error 1046. The supplied user credentials failed validation for the requested service". This guide covers the most common…
No match in these articles. Try the full knowledge base or open a ticket.
Knowledge base sections
Frequently Asked Questions
From the Gateway Solver user manual: who it is for, firewalls, command line, supported forms.
How do I resolve this?
Errors, confusing messages, return rejections, submission failures and general disappointments.
Announcements
Release notes and changes that affect every install.