Add check for logging being enabled but log file not existing yet

CHANGELOG.md

@@ -2,7 +2,7 @@
 
 ## v0.3.1.18
 
--
+- Add check for logging being enabled but log file not existing yet
 
 ## v0.3.1.17
 

userfrosting/models/database/SiteSettings.php

@@ -407,6 +407,9 @@ static public function getLog($targetLines = null, $seekLen = 4096){
             if (!ini_get("log_errors")){
                 $path = ini_get('error_log');
                 $messages = ["Error logging appears to be disabled.  Please check your php.ini file."];
+            } else if (!file_exists(ini_get('error_log'))){
+                $path = ini_get('error_log');
+                $messages = ["Log file not found. If you haven't generated any errors, this is fine. If you were expecting to see errors here, please check your php.ini file."];
             } else {
                 $path = ini_get('error_log');
                 @$file = file($path);