WCX Internal Server Error

The InterVue WCX platform has encountered the following error:

An error occurred while processing your request.
If you continue to receive this error, please contact Member Services and give them this error.

Server Environment

KeyValue
HTTP_ACCEPTtext/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
HTTP_USER_AGENTCCBot/2.0 (http://commoncrawl.org/faq/)
HTTP_ACCEPT_ENCODINGx-gzip, gzip, deflate
HTTP_HOSTaotarx.com
SERVER_NAMEaotarx.com
SERVER_PORT80
SERVER_ADDR162.252.82.10
REMOTE_PORT60198
REMOTE_ADDR54.197.187.2
GATEWAY_INTERFACECGI/1.1
SERVER_PROTOCOLHTTP/1.0
REQUEST_URI/enrollment.html
CONTENT_LENGTHNot set
CONTENT_TYPENot set
REQUEST_METHODGET
REQUEST_TIME_FLOAT1488252188.894
REQUEST_TIME1488252188

Server Software

ComponentVersion
Web Server Versionnginx/1.9.13
Runtime Environment7.0.4, 3.0.0