Gateway or Proxy Receives an Invalid Response
Error Message
502 - Web server received an invalid response while acting as a gateway or proxy server.
Meaning
A gateway or proxy web server could not get a valid response from another server needed to process the request. The message does not identify the failed component.
Possible Causes
- The ERP service or an intermediate service may have been unavailable or restarting.
- A temporary communication issue may have affected the response between services.
Recommended Resolution
Ask your ERP administrator or ERP consultants whether there is known maintenance or a service outage.
Wait for Textura to retry the connection.
If the error continues, ask Textura Support, your ERP administrator, or your ERP consultants to review service availability at the failure time.
The recorded error ends with server. No additional text is available.
Last Published Friday, October 23, 2026