I tried to upgrade from ilias 6 to 6.3 with git pull and after that apply hotfixes from setup.
After that i applied otfixes from setup.
After that i have error 500 on accessing site and in ilias log i have an error;
0d1jq] [2020-08-27 09:50:44.452858] karpen_root.ERROR: ilErrorHandling::{closure}:50 1 Uncaught Error: Class 'ilRandom' not found in /var/www/html/ilias/Services/Init/classes/class.ilErrorHandling.php:353
Stack trace:
#0 /var/www/html/ilias/libs/composer/vendor/filp/whoops/src/Whoops/Handler/CallbackHandler.php(50): ilErrorHandling->{closure}(Object(Error), Object(Whoops\Exception\Inspector), Object(Whoops\Run))
#1 /var/www/html/ilias/Services/Exceptions/classes/class.ilDelegatingHandler.php(54): Whoops\Handler\CallbackHandler->handle()
#2 /var/www/html/ilias/libs/composer/vendor/filp/whoops/src/Whoops/Run.php(272): ilDelegatingHandler->handle(Object(Error))
#3 [internal function]: Whoops\Run->handleException(Object(Error))
#4 {main}
thrown in /var/www/html/ilias/Services/Init/classes/class.ilErrorHandling.php:353#0 /var/www/html/ilias/libs/composer/vendor/filp/whoops/src/Whoops/Run.php(382): Whoops\Run->handleError(1, 'Uncaught Error:...', '/var/www/html/i...', 353)
#1 [internal function]: Whoops\Run->handleShutdown()
#2 {main