diff --git a/config/config.php b/config/config.php
index 03f5ec7..84f1765 100644
--- a/config/config.php
+++ b/config/config.php
@@ -9,7 +9,7 @@
 
     /*
      * Threshold level for the N+1 query detection. If a relation query will be
-     * executed more then this amount, the detector will notify you about it.
+     * executed more than this amount, the detector will notify you about it.
      */
     'threshold' => (int) env('QUERY_DETECTOR_THRESHOLD', 1),
 
diff --git a/src/Outputs/Console.php b/src/Outputs/Console.php
index 6b4680f..7a90366 100644
--- a/src/Outputs/Console.php
+++ b/src/Outputs/Console.php
@@ -42,10 +42,10 @@ protected function getOutputContent(Collection $detectedQueries)
         $output .= "console.warn('Found the following N+1 queries in this request:\\n\\n";
         foreach ($detectedQueries as $detectedQuery) {
             $output .= "Model: ".addslashes($detectedQuery['model'])." => Relation: ".addslashes($detectedQuery['relation']);
-            $output .= " - You should add \"with(\'".$detectedQuery['relation']."\')\" to eager-load this relation.";
+            $output .= " - You should add \"with(\'".addslashes($detectedQuery['relation'])."\')\" to eager-load this relation.";
             $output .= "\\n\\n";
             $output .= "Model: ".addslashes($detectedQuery['model'])."\\n";
-            $output .= "Relation: ".$detectedQuery['relation']."\\n";
+            $output .= "Relation: ".addslashes($detectedQuery['relation'])."\\n";
             $output .= "Num-Called: ".$detectedQuery['count']."\\n";
             $output .= "\\n";
             $output .= 'Call-Stack:\\n';
diff --git a/src/QueryDetector.php b/src/QueryDetector.php
index 0d3dcc6..8deb29a 100755
--- a/src/QueryDetector.php
+++ b/src/QueryDetector.php
@@ -74,6 +74,10 @@ public function logQuery($query, Collection $backtrace)
                 }
 
                 $sources = $this->findSource($backtrace);
+                
+                if (empty($sources)) {
+                    return;
+                }
 
                 $key = md5($query->sql . $model . $relationName . $sources[0]->name . $sources[0]->line);