provide a more useful error message on exception

1 files changed, 1 insertions, 1 deletions

diff --git a/core/CliMulti.php b/core/CliMulti.php
index 8085631feb..e0ae1fc041 100644
--- a/core/CliMulti.php
+++ b/core/CliMulti.php
@@ -234,7 +234,7 @@ class CliMulti {
         } catch (\Exception $e) {
             $message = "Got invalid response from API request: $url. ";
 
-            if (empty($response)) {
+            if (isset($response) && empty($response)) {
                 $message .= "The response was empty. This usually means a server error. This solution to this error is generally to increase the value of 'memory_limit' in your php.ini file. Please check your Web server Error Log file for more details.";
             } else {
                 $message .= "Response was '" . $e->getMessage() . "'";