I ran this flarum successful before upgrading.
php flarum info
PHP Fatal error: Uncaught TypeError: Argument 1 passed to Flarum\Console\Server::construct() must be an instance of Flarum\Foundation\Application, string given, called in /var/www/html/flarum on line 16 and defined in /var/www/html/vendor/flarum/core/src/Console/Server.php:38
Stack trace:
#0 /var/www/html/flarum(16): Flarum\Console\Server->construct('/var/www/html')
#1 {main}
thrown in /var/www/html/vendor/flarum/core/src/Console/Server.php on line 38
sudo apachectl -M
[Mon Jul 09 16:13:15.632391 2018] [so:warn] [pid 4025] AH01574: module php7_module is already loaded, skipping
Loaded Modules:
core_module (static)
so_module (static)
watchdog_module (static)
http_module (static)
log_config_module (static)
logio_module (static)
version_module (static)
unixd_module (static)
access_compat_module (shared)
alias_module (shared)
auth_basic_module (shared)
authn_core_module (shared)
authn_file_module (shared)
authz_core_module (shared)
authz_host_module (shared)
authz_user_module (shared)
autoindex_module (shared)
deflate_module (shared)
dir_module (shared)
env_module (shared)
filter_module (shared)
headers_module (shared)
mime_module (shared)
mpm_prefork_module (shared)
negotiation_module (shared)
php7_module (shared)
proxy_module (shared)
proxy_fcgi_module (shared)
proxy_http_module (shared)
proxy_wstunnel_module (shared)
rewrite_module (shared)
setenvif_module (shared)
socache_shmcb_module (shared)
ssl_module (shared)
status_module (shared)
sudo apache2ctl graceful
[Mon Jul 09 16:17:34.106022 2018] [so:warn] [pid 20617] AH01574: module php7_module is already loaded, skipping