Banner for General Troubleshooting Guide for Paid Memberships Pro

If you’re integrating with Stripe and running into an error with the words “Uncaught Exception”, see below for how to resolve.

Ask your host to enable ‘multibyte string PHP extension’

This particular error is between Stripe and your hosting configuration. You should follow up with your host to have the “multibyte string PHP extension” installed.

Most hosts should be able to do this quickly on your account. You might need to upgrade your plan if you are on a lower level shared hosting plan.

The Sample Error(s) You May be Seeing

Fatal error: Uncaught exception 'Exception' with message 'Stripe needs the Multibyte String PHP extension.' in /public_html/wp-content/plugins/paid-memberships-pro/includes/lib/Stripe/Stripe.php:13 Stack trace: #0 /public_html/wp-content/plugins/paid-memberships-pro/classes/gateways/class.pmprogateway_stripe.php(43): require_once() #1 /public_html/wp-content/plugins/paid-memberships-pro/classes/gateways/class.pmprogateway_stripe.php(27): PMProGateway_stripe->loadStripeLibrary() #2 /public_html/wp-content/plugins/paid-memberships-pro/classes/class.memberorder.php(128): PMProGateway_stripe->PMProGateway_stripe('stripe') #3 /public_html/wp-content/plugins/paid-memberships-pro/classes/class.memberorder.php(10): MemberOrder->setGateway('stripe') #4 /public_html/wp-content/plugins/paid-memberships-pro/preheaders/checkout.php(434): MemberOrder->MemberOrder() #5 /public_html/wp-content/plugin in /public_html/wp-content/plugins/paid-memberships-pro/includes/lib/Stripe/Stripe.php on line 13
Jason Coleman

Author: Jason Coleman

Jason Coleman is the co-founder and CEO of Paid Memberships Pro, the most trusted membership platform that grows with you. With a deep passion for open source software, Jason is the author of Building Web Apps With WordPress, published by O'Reilly Media.

Jason's entrepreneurial spirit is driven by uncertainty, risk, and the thrill of new opportunities. With over two decades of experience in development, management, and marketing, he is committed to Paid Memberships Pro: the only open source platform focused on helping creators get paid so they can find freedom in their life and fulfill their goals.

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