diff -Naur vdr-1.5.8.org/recording.c vdr-1.5.8/recording.c
--- vdr-1.5.8.org/recording.c	2007-10-01 09:01:10.030274841 -0400
+++ vdr-1.5.8/recording.c	2007-10-01 16:11:50.533471369 -0400
@@ -1330,7 +1330,7 @@
      int d = Forward ? 1 : -1;
      for (;;) {
          Index += d;
-         if (Index >= 0 && (Forward || Index>=fIndex ) && Index < last - ((Forward && StayOffEnd) ? INDEXSAFETYLIMIT : 0)) {
+         if (index > 0 && (Forward || Index>=fIndex ) && Index < last - ((Forward && StayOffEnd) ? INDEXSAFETYLIMIT : 0)) {
             if (index[Index].type == I_FRAME) {
                if (FileNumber)
                   *FileNumber = index[Index].number;
@@ -1390,7 +1390,7 @@
       Index--;
     }
     Index--;
-  } while ((Index>=0) && (!offs[index[Index].number] || index[Index].offset < offs[index[Index].number] ||  (unsigned) index[Index].offset > (unsigned) (offs[index[Index].number] + MAXFRAMESIZE)));
+  } while ((Index>0) && (!offs[index[Index].number] || index[Index].offset < offs[index[Index].number] ||  (unsigned) index[Index].offset > (unsigned) (offs[index[Index].number] + MAXFRAMESIZE)));
   return oldFirst=Index+1;
 }