Index: trunk/DataCheck/Processing/CheckRawData.sh
===================================================================
--- trunk/DataCheck/Processing/CheckRawData.sh	(revision 18472)
+++ trunk/DataCheck/Processing/CheckRawData.sh	(revision 18661)
@@ -244,5 +244,6 @@
                # for very old data, but gives problems for newer data
                #runstart=`$factpath/fitsdump -h $file  2>/dev/null | grep DATE | grep -v 'DATE-' | grep -E -o '20[1-9][0-9][\-][01][0-9][\-][0-3][0-9]T[0-2][0-9]:[0-6][0-9]:[0-6][0-9][.][0-9]{6}'`
-               runstart="0000-00-00 00:00:00"
+               #runstart="0000-00-00 00:00:00"
+               runstart=
             else
                runstart=$runstart2
@@ -260,5 +261,6 @@
                # for very old data, but gives problems for newer data
                #runstop=`stat $file  2>/dev/null | grep Modify | grep -E -o '20[1-9][0-9][\-][01][0-9][\-][0-3][0-9][ ][0-2][0-9]:[0-6][0-9]:[0-6][0-9][.][0-9]{9}'`
-               runstop="0000-00-00 00:00:00"
+               #runstop="0000-00-00 00:00:00"
+               runstop=
             else
                runstop=$runstop2
@@ -320,5 +322,16 @@
       if [ "$filenotclosed" == "no" ]
       then 
-         query=$query", fRunStart='"$runstart"', fRunStop='"$runstop"'"
+         if [ "$runstart" == "" ]
+         then 
+            query=$query", fRunStart=NULL"
+         else
+            query=$query", fRunStart='"$runstart"'"
+         fi
+         if [ "$runstop" == "" ]
+         then 
+            query=$query", fRunStop=NULL"
+         else
+            query=$query", fRunStop='"$runstop"'"
+         fi
          if [ "$numevents" != "" ]
          then