Not sure what the diff is here, but it seems to work now

lib/wordpress/attachment.rb

@@ -52,6 +52,7 @@ module WordPressImport
         p message
         $ATTACHMENT_EXCEPTIONS = [] if $ATTACHMENT_EXCEPTIONS.blank?
         $ATTACHMENT_EXCEPTIONS << message
+        return nil
       end
     end
 
@@ -115,6 +116,7 @@ module WordPressImport
       file
     end
 
+
     def replace_image_url
       replace_image_url_in_blog_posts
       replace_image_url_in_pages
@@ -143,8 +145,7 @@ module WordPressImport
 
     def replace_url_in_blog_posts(new_url)
       ::Post.all.each do |post|
-        byebug if post.id == 168
+        if (! post.body.empty?) && post.body.include?(url)
-        if ((! post.body.empty?) && post.body.include?(url))
           @occurrance_count++
           post.body = post.body.gsub(url_pattern, new_url)
           post.save!