Index: TVLibrary/TVLibrary/Implementations/DVB/Graphs/TvDvbChannel.cs
===================================================================
--- TVLibrary/TVLibrary/Implementations/DVB/Graphs/TvDvbChannel.cs	(revision 28203)
+++ TVLibrary/TVLibrary/Implementations/DVB/Graphs/TvDvbChannel.cs	(working copy)
@@ -300,7 +300,10 @@
             {
               Log.Log.Debug("WaitForPMT: Waiting for PMT {0:X}", _pmtPid);
             }
-
+            // Set this flag again to be extra sure that PMT
+            // from the previous channel has not already reset it.
+            // This can and *does* happen with ATSC channels.
+            _pmtRequested = true;
             if (_eventPMT.WaitOne(timeoutPMT, true))
             {
               TimeSpan ts = DateTime.Now - dtNow;