I have the same issue since Monday the 2th of October, I try to contact UKVI over 4 times since but they are not helpful at all. I don't know what is going on if anyone finds any solution please update.

Thank you.

Since 02/10/2017, I cant pay the "IHS", when I am choosing the country and making an appointment for my spouse outside the UK for Biometric, in the next step to pay the IHS the following error appears. Immigration Health Surcharge (IHS) payment service Error Sorry, we are experiencing tech...