Solution – Cpanel update failure during updatenow


cpanel update error
If you are getting following warning mail message from your cPanel server

Cpanel update failure in upcp
Running `/usr/local/cpanel/scripts/updatenow –upcp –log=/var/cpanel/updatelogs/update.1434952321.log` failed, exited with code 29 (signal = 0)

Cpanel update failure during updatenow

An error was detected which prevented updatenow from completing normally.
Please review the enclosed log for further details

[20150622.015201] Detected version ‘’ from version file.
[20150622.015201] Running version ‘’ of updatenow.
[20150622.015600] Using mirror ‘’ for host ‘’.
[20150622.015706] Using mirror ‘’ for host ‘’.
[20150622.020037] Using mirror ‘’ for host ‘’.
[20150622.020042] ***** FATAL: Unable to retrieve tier version info: Interrupted system call
[20150622.020042] The Administrator will be notified to review this output when this script completes
[20150622.020042] E Detected events which require user notification during updatenow. Will send iContact the log

Follow below steps to solve it.
Step 1:
Login to your server via SSH as user root.

Step 2:
Run following commands

/scripts/autorepair fix_duplicate_cpanel_rpms
/scripts/upcp --force

Step 3:
The above commands will update cPanel to latest stable version. After update is completed, login in WHM as root to check if everything is fine.


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