Index: trunk/MagicSoft/Mars/mraw/MRawEvtData.cc
===================================================================
--- trunk/MagicSoft/Mars/mraw/MRawEvtData.cc	(revision 2236)
+++ trunk/MagicSoft/Mars/mraw/MRawEvtData.cc	(revision 2244)
@@ -447,8 +447,8 @@
 
         // -1 converts the hardware pixel Id into the software pixel index
-        const Int_t npix = fRunHeader->GetPixAssignment(ipos);
+        const Int_t npix = (Int_t)fRunHeader->GetPixAssignment(ipos)-1;
 
         // Check whether the pixel is connected or not
-        if (npix==0)
+        if (npix<0)
             continue;