diff --git a/dap/worker.py b/dap/worker.py
index 69ed855..ae811f4 100644
--- a/dap/worker.py
+++ b/dap/worker.py
@@ -128,9 +128,10 @@ def work(backend_address, accumulator_host, accumulator_port, visualisation_host
         apply_aggregation = results.get("apply_aggregation", False)
 
         send_empty_cond1 = (apply_aggregation and "aggregation_max" in results and not force_send_visualisation)
-        send_empty_cond2 = (not results["is_good_frame"] or not (results["is_hit_frame"] or randint(1, skip_frames_rate) == 1))
+        send_empty_cond2 = (not results["is_good_frame"])
+        send_empty_cond3 = (not (results["is_hit_frame"] or randint(1, skip_frames_rate) == 1))
 
-        if send_empty_cond1 or send_empty_cond2:
+        if send_empty_cond1 or send_empty_cond2 or send_empty_cond3:
             data = np.empty((2, 2), dtype=np.uint16)
             results["type"]  = str(data.dtype)
             results["shape"] = data.shape