diff --git a/MakefileNoOTB b/MakefileNoOTB
index 9032254..eac03cb 100644
--- a/MakefileNoOTB
+++ b/MakefileNoOTB
@@ -48,7 +48,7 @@ $(TST_OUT): $(TST_SRC) $(LIB_DIR)/libtriskele.a
 testMain: $(TST_OUT)
 #	$(TST_OUT) data/nairobi-byte.tif data/result.tif -b 0 -w 4000 -h 4000 --min-tree -A data/areaThresholds.txt #  --debug
 #	$(TST_OUT) data/10m.tif data/result.tif -b 0 --min-tree --max-tree --tos-tree -A data/areaThresholds.txt -S data/sdThresholds.txt -M data/moiThresholds.txt #  --debug
-	$(TST_OUT) data/10m.tif data/result.tif -b 0 --min-tree --max-tree --tos-tree -A data/areaThresholds.txt -S data/sdThresholds.txt -M data/moiThresholds.txt #  --debug
+	$(TST_OUT) data/10m.tif data/result.tif --min-tree --max-tree --tos-tree -A data/areaThresholds.txt -S data/sdThresholds.txt -M data/moiThresholds.txt #  --debug
 
 
 ## DEPENDS #############################
diff --git a/include/Attributes/MoIAttributes.tpp b/include/Attributes/MoIAttributes.tpp
index 3026ed4..3faacc0 100644
--- a/include/Attributes/MoIAttributes.tpp
+++ b/include/Attributes/MoIAttributes.tpp
@@ -16,6 +16,8 @@ inline void
 MoIAttributes::cut (vector<vector<PixelT> > &allBands, const AttributeProfiles<PixelT> &attributeProfiles,
 		   const vector<double> &thresholds) const {
   DEF_LOG ("MoIAttributes::cut", "thresholds:" << thresholds.size ());
+  if (!thresholds.size ())
+    return;
   double maxValue = CompAttribute<double>::getMaxValue ();
   cerr << "moi max value:" << maxValue << endl;
   CompAttributeC<double>::cut (allBands, attributeProfiles, 0,
diff --git a/include/Attributes/SDAttributes.tpp b/include/Attributes/SDAttributes.tpp
index 4d8ce99..180fe60 100644
--- a/include/Attributes/SDAttributes.tpp
+++ b/include/Attributes/SDAttributes.tpp
@@ -16,6 +16,8 @@ inline void
 SDAttributes::cut (vector<vector<PixelT> > &allBands, const AttributeProfiles<PixelT> &attributeProfiles,
 		   const vector<double> &thresholds) const {
   DEF_LOG ("SDAttributes::cut", "thresholds:" << thresholds.size ());
+  if (!thresholds.size ())
+    return;
   double maxValue = CompAttribute<double>::getMaxValue ();
   cerr << "sd max value:" << maxValue << endl;
   CompAttributeC<double>::cut (allBands, attributeProfiles, 0,
diff --git a/src/Appli/Option.cpp b/src/Appli/Option.cpp
index 60f9c6d..0e60ac9 100644
--- a/src/Appli/Option.cpp
+++ b/src/Appli/Option.cpp
@@ -191,8 +191,11 @@ Option::parse (int argc, char** argv) {
   GDALDataType inputType = inputImage.getDataType ();
 
   int bandInputCount = inputImage.getBandCount ();
+  if (selectedBand.empty ())
+    selectedBand = Selected (0, bandInputCount-1);
   selectedBand.setLimits (0, bandInputCount-1);
   selectedBand.toSet ();
+  cerr << "coucou:" << selectedBand << endl;
 
   Size orgSize = inputImage.getSize ();
   if (width < 0 || width > orgSize.width)
diff --git a/src/testMain.cpp b/src/testMain.cpp
index 2c54a48..17edfef 100644
--- a/src/testMain.cpp
+++ b/src/testMain.cpp
@@ -51,7 +51,7 @@ void apGenerator (Option &option) {
   DimChanel maxThresholds = max (max (option.areaThresholds.size (), option.sdThresholds.size ()), option.moiThresholds.size ());
   vector <vector <PixelT> > allBands (maxThresholds, vector<PixelT> (leafCount, 0));
 
-  DimChanel outputBandsCard = 1+treeTypesCard*(option.areaThresholds.size ()+option.sdThresholds.size ()+option.moiThresholds.size ()); // XXX * bands
+  DimChanel outputBandsCard = option.selectedBand.getSet ().size ()*(1+treeTypesCard*(option.areaThresholds.size ()+option.sdThresholds.size ()+option.moiThresholds.size ()));
   option.outputImage.createImage (option.size, option.inputImage.getDataType (), outputBandsCard);
 
   Raster<PixelT> raster;
@@ -69,17 +69,18 @@ void apGenerator (Option &option) {
       atb.setAttributProfiles (attributeProfiles);
 
       AreaAttributes areaAttributes (tree);
-      areaAttributes.cut (allBands, attributeProfiles, option.areaThresholds);
-      for (DimChanel c = 0; c < option.areaThresholds.size (); ++c, ++chanel)
-	option.outputImage.writeBand (&allBands[c][0], chanel);
-
-      { // free SDAttributes after use
+      if (option.areaThresholds.size ()) {
+	areaAttributes.cut (allBands, attributeProfiles, option.areaThresholds);
+	for (DimChanel c = 0; c < option.areaThresholds.size (); ++c, ++chanel)
+	  option.outputImage.writeBand (&allBands[c][0], chanel);
+      }
+      if (option.sdThresholds.size ()) {
 	SDAttributes sdAttributes (tree, areaAttributes);
 	sdAttributes.cut (allBands, attributeProfiles, option.sdThresholds);
 	for (DimChanel c = 0; c < option.sdThresholds.size (); ++c, ++chanel)
 	  option.outputImage.writeBand (&allBands[c][0], chanel);
       }
-      { // free MoIAttributes after use
+      if (option.moiThresholds.size ()) {
 	XYAttributes xyAttributes (tree, areaAttributes);
 	MoIAttributes moiAttributes (tree, areaAttributes, xyAttributes);
 	moiAttributes.cut (allBands, attributeProfiles, option.moiThresholds);
@@ -88,15 +89,6 @@ void apGenerator (Option &option) {
       }
     }
   }
-  //weightAttributes.printValues ("weight");
-  //tree.printTree ();
-  //attributeProfiles.printValues ();
-  //areaAttributes.printValues ("area");
-  // AverageAttributes averageAttributes (tree, raster, areaAttributes);
-  // averageAttributes.printValues ("average");
-  // sdAttributes.printValues ("sd");
-  // //xyAttributes.printValues ("XY"); // pb print de complexe
-  // moiAttributes.printValues ("moi");
 
   cerr << endl << "*** apGenerator done!" << endl;
 }