Index: trunk/MagicSoft/Mars/mextralgo/MExtralgoSpline.cc
===================================================================
--- trunk/MagicSoft/Mars/mextralgo/MExtralgoSpline.cc	(revision 8354)
+++ trunk/MagicSoft/Mars/mextralgo/MExtralgoSpline.cc	(revision 8480)
@@ -411,4 +411,14 @@
     }
 
+    fSignal    = CalcIntegral(maxpos);
+    fSignalDev = 0;  // means: is valid
+
+    if (fExtractionType==kIntegralRel && fHeightTm<0)
+    {
+        fTime = maxpos;
+        fTimeDev = 0;
+        return;
+    }
+
     const Float_t h = fExtractionType==kIntegralAbs ? fHeightTm : fHeight*fHeightTm;
 
@@ -422,6 +432,4 @@
         fWidthDev = 0;
     }
-    fSignal    = CalcIntegral(maxpos);
-    fSignalDev = 0;  // means: is valid
 
     //