"PHP Fatal error: Uncaught Error: Call to undefined function mb_strtolower()"
Make sure your PHP install has the required modules, probably "php-7.3-mbstring" in this case.
Adam.
From: observium observium-bounces@observium.org On Behalf Of Stempien, Dave via observium Sent: 03 January 2022 16:14 To: Observium observium@observium.org Cc: Stempien, Dave David.Stempien@UR.Rochester.edu Subject: Re: [Observium] [EXT] Re: PHP error on update
Getting similar after upgrading to 11834 (CentOS 7.9/PHP 7.3.33):
[Mon Jan 03 11:06:45.135451 2022] [php7:error] [pid 57609] [client 128.151.7.150:57712] PHP Fatal error: Uncaught Error: Call to undefined function mb_strtolower() in /opt/observium/libs/Phpfastcache8/Core/Pool/IO/IOHelperTrait.php:123\nStack trace:\n#0 /opt/observium/libs/Phpfastcache8/Drivers/Sqlite/Driver.php(76): Phpfastcache\Drivers\Sqlite\Driver->getPath()\n#1 /opt/observium/libs/Phpfastcache8/Drivers/Sqlite/Driver.php(67): Phpfastcache\Drivers\Sqlite\Driver->getSqliteDir()\n#2 /opt/observium/libs/Phpfastcache8/Core/Pool/DriverBaseTrait.php(75): Phpfastcache\Drivers\Sqlite\Driver->driverCheck()\n#3 /opt/observium/libs/Phpfastcache8/CacheManager.php(189): Phpfastcache\Drivers\Sqlite\Driver->__construct(Object(Phpfastcache\Driv ers\Sqlite\Config), '08f80c5221b918a...')\n#4 /opt/observium/includes/cache.inc.php(569): Phpfastcache\CacheManager::getInstance('Sqlite')\n#5 /opt/observium/html/includes/functions.inc.php(18): include_once('/opt/observium/...')\n#6 /opt/observium/html/ajax/widget.php(17): include('/opt/observium/...')\n#7 {main}\n thrown in /opt/observium/libs/Phpfastcache8/Core/Pool/IO/IOHelperTrait.php on line 123, referer: http://observium.net.rochester.edu/dashboard/
HTTP Error 500 trying to access dashboard.
From: observium <observium-bounces@observium.org mailto:observium-bounces@observium.org > on behalf of Joey Stanford via observium <observium@observium.org mailto:observium@observium.org > Date: Thursday, December 30, 2021 at 2:05 PM To: Observium <observium@observium.org mailto:observium@observium.org > Cc: Joey Stanford <nv0n@rmham.org mailto:nv0n@rmham.org > Subject: [EXT] Re: [Observium] PHP error on update
Debian 10 Buster with php-fpm installed.
PHP 7.3.31-1~deb10u1
On Dec 30, 2021, at 09:14 , Joey Stanford <nv0n@rmham.org
mailto:nv0n@rmham.org > wrote:
Sorry more context: updated to revision 11834 and this happens when
running /opt/observium/discovery.php -u
On Dec 30, 2021, at 08:38 , Joey Stanford via observium
<observium@observium.org mailto:observium@observium.org > wrote:
PHP Fatal error: Uncaught Error: Call to undefined function
mb_strtolower() in /opt/observium/libs/Phpfastcache8/Core/Pool/IO/IOHelperTrait.php:123
Stack trace: #0 /opt/observium/libs/Phpfastcache8/Drivers/Files/Driver.php(60):
Phpfastcache\Drivers\Files\Driver->getPath()
#1 /opt/observium/libs/Phpfastcache8/Core/Pool/DriverBaseTrait.php(75):
Phpfastcache\Drivers\Files\Driver->driverCheck()
#2 /opt/observium/libs/Phpfastcache8/Drivers/Files/Driver.php(52):
Phpfastcache\Drivers\Files\Driver->__parentConstruct(Object(Phpfastcache\Dri vers\Files\Config), '967045f41b52c87...')
#3 /opt/observium/libs/Phpfastcache8/CacheManager.php(189):
Phpfastcache\Drivers\Files\Driver->__construct(Object(Phpfastcache\Drivers\F iles\Config), '967045f41b52c87...')
#4 /opt/observium/includes/cache.inc.php(603):
Phpfastcache\CacheManager::getInstance('Files')
#5 /opt/observium/includes/sql-config.inc.php(310):
include_once('/opt/observium/...')
#6 /opt/observium/discovery.php(19): include('/opt/observium/...') #7 {main} thrown in
/opt/observium/libs/Phpfastcache8/Core/Pool/IO/IOHelperTrait.php on line 123
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