PayPal: Getting unexpected error on page

Question

This error message is ridiculous. Can't understand what they want to say. Looks like some Java code exception.

When I click on Pay button, then the following error message pops up:

Error message page:

Answer 1

在PayPal服务器上似乎是一个问题，请在以下位置提交带有说明的MTS票证： https : //www.paypal-techsupport.com/ ，然后PayPal MTS团队会与您联系。