It happened again.
Screenshot added.
Text is:
"Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Min_SQL has a deprecated constructor in /var/www/imscp/gui/public/adminer/adminer.php on line 187Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Min_DB has a deprecated constructor in /var/www/imscp/gui/public/adminer/adminer.php on line 205Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; Min_Result has a deprecated constructor in /var/www/imscp/gui/public/adminer/adminer.php on line 234Deprecated: Methods with the same name as their class will not be constructors in a future version of PHP; TmpFile has a deprecated constructor in /var/www/imscp/gui/public/adminer/adminer.php on line 584Warning: Declaration of Min_DB::connect($O, $V, $G) should be compatible with mysqli::connect($host = NULL, $user = NULL, $password = NULL, $database = NULL, $port = NULL, $socket = NULL) in /var/www/imscp/gui/public/adminer/adminer.php on line 208"
Clicking on "reload page" in Firefox made the text disapear permanently. For now
PHP configuration for the domain is "Do NOT show errors".