exception:title

I trying to upgrade to 2.3.7 and having replace the previous installation, i get this message from the page:

http://localhost/elgg/install.php

exception:title

An unrecoverable error has occurred and has been logged. If you are the site administrator check your settings file, otherwise contact the site administrator with the following information:

Exception at time 1529678106.

This is the last entry on apache's error log:


[Fri Jun 22 10:35:06.762412 2018] [:error] [pid 12582] [client 127.0.0.1:52854] Exception at time 152967810
6: Error: Class 'DOMDocument' not found in /var/www/html/elgg/vendor/elgg/elgg/engine/classes/ElggAutoP.php
:89\nStack trace:\n#0 /var/www/html/elgg/vendor/elgg/elgg/engine/lib/output.php(47): ElggAutoP->process('In
stalling Elgg...')\n#1 /var/www/html/elgg/vendor/elgg/elgg/views/installation/install/pages/welcome.php(6):
 elgg_autop('Installing Elgg...')\n#2 /var/www/html/elgg/vendor/elgg/elgg/engine/classes/Elgg/ViewsService.
php(370): include('/var/www/html/e...')\n#3 /var/www/html/elgg/vendor/elgg/elgg/engine/classes/Elgg/ViewsSe
rvice.php(306): Elgg\\ViewsService->renderViewFile('install/pages/w...', Array, 'installation', true)\n#4 /
var/www/html/elgg/vendor/elgg/elgg/engine/lib/views.php(337): Elgg\\ViewsService->renderView('install/pages
/w...', Array, false, 'installation')\n#5 /var/www/html/elgg/vendor/elgg/elgg/engine/classes/ElggInstaller.
php(250): elgg_view('install/pages/w...', Array)\n#6 /var/www/html/elgg/vendor/elgg/elgg/engine/classes/Elg
gInstaller.php(276): ElggInstaller->render('welcome')\n#7 /var/www/html/elgg/vendor/elgg/elgg/engine/classe
s/ElggInstaller.php(132): ElggInstaller->welcome(Array)\n#8 /var/www/html/elgg/vendor/elgg/elgg/engine/clas
ses/Elgg/Application.php(485): ElggInstaller->run('welcome')\n#9 /var/www/html/elgg/install.php(11): Elgg\\
Application::install()\n#10 {main}, referer: http://localhost/

 

Any idea what is going on?

 

 

 

 

Beginning Developers

Beginning Developers

This space is for newcomers, who wish to build a new plugin or to customize an existing one to their liking