1 files changed, 2 insertions, 0 deletions
diff --git a/lib/generator.rb b/lib/generator.rb
index 03ff0962d4..c5282785b3 100644
--- a/lib/generator.rb
+++ b/lib/generator.rb
@@ -71,6 +71,8 @@ class Generator
     end
     @index = 0
     @queue = []
+    @main_thread = nil
+    @loop_thread.kill if defined?(@loop_thread)
     @loop_thread = Thread.new do
       Thread.stop
       begin