502 Proxy Error while accessing Hue from the Load Balancer
When you access Hue from the Hue Load Balancer and encounter the "
Error The proxy server received an invalid
response from an upstream server. The proxy server could not handle the request POST
/desktop/api/search/entities." error message, then increase the proxy timeout
value for the Hue Load Balancer using Cloudera Manager.
- Log into Cloudera Manager as an Administrator.
- Go to .
Add the following line in the Load Balancer Advanced Configuration
Snippet (Safety Valve) for httpd.conf text box:
- Click Save Changes.
- Restart the Hue service.