Troubleshooting for sign-in and access If you have problems with sign-in and access, use this troubleshooting information. ezyVet shows an Invalid e-mail/password combination error when you try to sign inParent topic: Sign-in and accessRelated conceptsLock ezyVet to prevent changes to in-progress workBusiness units, departments, and the sign-in screenRelated informationezyVet single sign-on (SSO)