Security header is not valid
nebula888
New Community Member
Options
- Mark as New
- Bookmark
- Subscribe
- Mute
- Subscribe to RSS Feed
- Permalink
- Report Inappropriate Content
Posted on
Dec-12-2020
01:36 AM
Hi,
I sent an invoice to a client via CRM, and they cannot pay.
When they click pay, this message shows on a new window; 'Security header is not valid'.
Please help. What can I do?
Thanks
Labels:
- Labels:
-
API
-
Recurring Payments
0 REPLIES 0
Haven't Found your Answer?
It happens. Hit the "Login to Ask the community" button to create a question for the PayPal community.
Related Content
- Security header is not valid error message in woo commerce in NVP/SOAP APIs
- Members cannot pay for an event using PayPal Commerce plugin with WPForms - no pattern we can find. in PayPal Payments Standard
- Why can't I open my referral URL? in Sandbox Environment
- IPN SHOWS NO HTTP RESPONSE - LISTENER WORKS WITH LOCAL FORM POST in Sandbox Environment
- Why am I not seeing HTTP responses for IPN? in Sandbox Environment