Better message

htdocs/core/lib/functions.lib.php

@@ -4051,7 +4051,7 @@ function dol_print_error($db = '', $error = '', $errors = null)
 	if (empty($dolibarr_main_prod)) print $out;
 	else	// This should not happen, except if there is a bug somewhere. Enabled and check log in such case.
 	{
-		print 'This website or feature is currently temporarly not available.<br><br>This may be due to a maintenance operation. Current status of operation are on next line...<br><br>'."\n";
+		print 'This website or feature is currently temporarly not available or failed after a technical error.<br><br>This may be due to a maintenance operation. Current status of operation are on next line...<br><br>'."\n";
 		$langs->load("errors");
 		print $langs->trans("DolibarrHasDetectedError").'. ';
 		print $langs->trans("YouCanSetOptionDolibarrMainProdToZero");