'fix'

app/Modules/Channel/Services/ChannelRecommendBooksService.php

@@ -26,7 +26,7 @@ class ChannelRecommendBooksService
                     $bidArr[] = $bids[$key+1];
                 }else{
                     $bidArr[] = $bids[$value];
-                    $value += 1;
+                    $value = 0;
                 }
                 if(isset($bids[$key+2])){
                     $bidArr[] = $bids[$key+2];