diff --git a/OscCommentMacroListener.py b/OscCommentMacroListener.py
index 6ef8768..7af0897 100644
--- a/OscCommentMacroListener.py
+++ b/OscCommentMacroListener.py
@@ -157,10 +157,10 @@ class OscCommentMacroListener(CommentMacroListener):
                 continue
             master = str(i)
             logger.info("HALT on master " + master)
-            self.osc.button_press(ctx.device(), "/hog/hardware/pause/" + master)
+            self.osc.button_press(ctx.device(), "/hog/hardware/pause/"+master)
 
     def exitMasterAssert(self, ctx: CommentMacroParser.MasterAssertContext):
-        if ctx.target()is None:
+        if ctx.target()is not None:
             logger.error("ERROR: limited to asserting current master only.")
             return
         logger.info("ASSERT on current master.")