diff --git a/HISTORY b/HISTORY
index 784ce6ec..841950a6 100644
--- a/HISTORY
+++ b/HISTORY
@@ -3963,7 +3963,7 @@ Video Disk Recorder Revision History
   commands may now be executed at any time, and the message will be displayed
   (no more "pending message").
 
-2006-01-01: Version 1.3.38
+2006-01-03: Version 1.3.38
 
 - Fixed handling second audio and Dolby Digital PIDs for encrypted channels
   (was broken in version 1.3.37).
@@ -4065,3 +4065,4 @@ Video Disk Recorder Revision History
 - The Makefile now reports a summary of failed plugins (thanks to Udo Richter).
 - The cTimer constructor can now take an optional cChannel (suggested by
   Patrick Fischer).
+- Fixed setting the main thread id if VDR is running as a daemon.
diff --git a/thread.c b/thread.c
index 3710817d..af9834ca 100644
--- a/thread.c
+++ b/thread.c
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: thread.c 1.48 2006/01/01 14:50:44 kls Exp $
+ * $Id: thread.c 1.49 2006/01/03 10:15:54 kls Exp $
  */
 
 #include "thread.h"
@@ -198,7 +198,7 @@ void cMutex::Unlock(void)
 
 // --- cThread ---------------------------------------------------------------
 
-tThreadId cThread::mainThreadId = cThread::ThreadId();
+tThreadId cThread::mainThreadId = 0;
 bool cThread::emergencyExitRequested = false;
 
 cThread::cThread(const char *Description)
@@ -320,6 +320,14 @@ tThreadId cThread::ThreadId(void)
   return gettid();
 }
 
+void cThread::SetMainThreadId(void)
+{
+  if (mainThreadId == 0)
+     mainThreadId = ThreadId();
+  else
+     esyslog("ERROR: attempt to set main thread id to %d while it already is %d", ThreadId(), mainThreadId);
+}
+
 // --- cMutexLock ------------------------------------------------------------
 
 cMutexLock::cMutexLock(cMutex *Mutex)
diff --git a/thread.h b/thread.h
index e3bdccff..e9ccdb31 100644
--- a/thread.h
+++ b/thread.h
@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: thread.h 1.33 2005/12/11 12:04:56 kls Exp $
+ * $Id: thread.h 1.34 2006/01/03 10:10:32 kls Exp $
  */
 
 #ifndef __THREAD_H
@@ -117,6 +117,7 @@ public:
   static bool EmergencyExit(bool Request = false);
   static tThreadId ThreadId(void);
   static tThreadId IsMainThread(void) { return ThreadId() == mainThreadId; }
+  static void SetMainThreadId(void);
   };
 
 // cMutexLock can be used to easily set a lock on mutex and make absolutely
diff --git a/vdr.c b/vdr.c
index cb4ca566..c5c3c180 100644
--- a/vdr.c
+++ b/vdr.c
@@ -22,7 +22,7 @@
  *
  * The project's page is at http://www.cadsoft.de/vdr
  *
- * $Id: vdr.c 1.224 2005/12/31 13:30:11 kls Exp $
+ * $Id: vdr.c 1.225 2006/01/03 10:20:41 kls Exp $
  */
 
 #include <getopt.h>
@@ -473,6 +473,9 @@ int main(int argc, char *argv[])
   isyslog("VDR version %s started", VDRVERSION);
   if (StartedAsRoot)
      isyslog("switched to user '%s'", VdrUser);
+  if (DaemonMode)
+     dsyslog("running as daemon (tid=%d)", cThread::ThreadId());
+  cThread::SetMainThreadId();
 
   // Main program loop variables - need to be here to have them initialized before any EXIT():