Index: dialin/ui/hd_simulator.py
===================================================================
diff -u -rfe5a9008ab1602cf45e31dfaacf66369e8367618 -radc05778176fc4e51d570ca86310d496b81a239b
--- dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision fe5a9008ab1602cf45e31dfaacf66369e8367618)
+++ dialin/ui/hd_simulator.py	(.../hd_simulator.py)	(revision adc05778176fc4e51d570ca86310d496b81a239b)
@@ -628,7 +628,7 @@
                 self.demoCount = 0  # immediately
 
             elif msg_id == MsgIds.MSG_ID_UI_POST_TX_NEXT_REQUEST.value:          # 0x6
-                rsp_id = MsgIds.MSG_ID_HD_POST_TX_NEXT_CMD_RESPONSE.value
+                rsp_id = MsgIds.MSG_ID_HD_POST_TX_NEXT_CMD_RESPONSE
                 rsp_payload = integer_to_bytearray(EResponse.Accepted)
                 rsp_payload += integer_to_bytearray(RequestRejectReasons.REQUEST_REJECT_REASON_NONE.value)
                 self.demoCount = 0  # immediately