Hue Known Issues
HTTPD 2.4 breaks Hue high availability with SSLProxyPeerCN on
In HTTPD 2.2 and earlier versions, SSLProxyPeerCN is off. In HTTPD 2.4, SSLProxyPeerCN is turned on. This breaks Hue high availability and throws a proxy error.
Affected Versions: CDH 5.11.0 only
- Log on to Cloudera Manager and go to .
- Search for Load Balancer Advanced Configuration Snippet (Safety Valve) for httpd.conf.
- Disable proxy peer checks by entering:
SSLProxyCheckPeerCN off SSLProxyCheckPeerName off
- Save changes and restart Hue.
Bad Request (400)
Hue 3.12 (in CDH 5.10) added a security improvement to prevent HTTP Host header attacks. This change can cause some users to see "Bad Request (400)" when opening the Hue Web UI because the domain is not recognized. See the community thread, New Cloudera installation: Hue - Bad Request (400).
Affected Versions: CDH 5.10 and higher
Login Error with Port 8888 on some SLES 11.4 Deployments
Some users with SLES 11.4 may experience a Hue login error when using port 8888–specifically, users with CDH 5.9 and higher on SLES 11.4 with Chrome or Firefox.
Affected Versions: CDH 5.9 and higher
Installing Hue on Debian/Ubuntu may require manual restart
When you install or upgrade Hue from packages on Debian/Ubuntu, the system tries to restart the Hue service in between updating the apps. This causes Hue to start with an interface that could be missing some apps.
Affected Versions: CDH 5 Beta 2
Workaround: Restart Hue once the installation/upgrade is complete: sudo service hue restart.
Hue can hang or fail when SQLite database is overloaded
Hue can hang or fail because the SQLite database is overloaded, returning the error, database is locked.
Affected Versions: CDH 5.2.x and higher
- Increase the timeout setting in [desktop][[database]] in the Hue configuration file, OR
- Install an external database. See Connect Hue to a Custom Database (Deprecated).
Importing Hue data to MySQL can cause columns to truncate
Importing Hue data to MySQL can cause columns to be truncated on import, displaying Warning: Data truncated for column 'name' at row 1
Affected Versions: CDH 4.6.x and higher
Problems implementing Sqoop 2 version 1.99.5
There are currently two obstacles when implementing Sqoop2:
- Occasionally the listings pages have Unknown as a title.
Workaround: Refresh the page.
- Autocompletes do not work.
Hue does not support the Spark App
Hue does not currently support the Spark application.