diff -Naur oscam-9999.old/oscam-ecm.c oscam-9999/oscam-ecm.c
--- oscam-9999.old/oscam-ecm.c	2017-11-07 11:04:16.645857718 +0100
+++ oscam-9999/oscam-ecm.c	2017-11-07 11:17:41.993071825 +0100
@@ -2200,14 +2200,8 @@
 			case 2:
 				// invalid (srvid)
 				// matching srvids (or 0000) specified in betatunnel will bypass this filter
-				if(!chk_srvid(client, er))
-				{
-					if(!chk_on_btun(SRVID_ZERO, client, er))
-					{
-						er->rc = E_INVALID;
-						snprintf(er->msglog, MSGLOGSIZE, "invalid SID");
-					}
-				}
+				if (!chk_srvid(client, er))
+					er->rc = E_INVALID;
 				break;
 			case 3:
 				// invalid (ufilters)