This is not Observium issue.

The problem occurs due to PHP OPcache.

You need restart apache2 service after update observium codebase.
(If your install uses php-fpm, restart this service instead).

Filip Kachlik via observium wrote on 15.12.2025 18:05:

Hello dear observium support,

I would like to report our issue during update process,
We are running observium pro version as non-profit organization to monitor our Campus as IKMG - I'm aware that we dont have support option's but still, I want to report this so maybe you can advise us how to fix this issue.

As ussual, I run 
svn update
./discovery.php -u


as a result:
Updated to revision 14490.
./discovery.php -u

  ___   _                              _
 / _ \ | |__   ___   ___  _ __ __   __(_) _   _  _ __ ___
| | | || '_ \ / __| / _ \| '__|\ \ / /| || | | || '_ ` _ \
| |_| || |_) |\__ \|  __/| |    \ V / | || |_| || | | | | |
 \___/ |_.__/ |___/ \___||_|     \_/  |_| \__,_||_| |_| |_|
                         Observium Professional 25.12.14476
                                  https://www.observium.org

-- Database is up to date.
-- Observium is up to date.

Sadly, observium crashed. I still did not find issue in the code/haven't find sollution


I did rollback to revision svn update -r 14468 - runing without problem. 

Could you advise me how can we use newer revision?

Thank you!



Best regards,

Filip Kachlik 
IKMG 




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