diff --git a/python/plugins/sextante/grass/description/v.clean.advanced.txt b/python/plugins/sextante/grass/description/v.clean.advanced.txt
index 79eb51b0f96..1f02212e9dd 100644
--- a/python/plugins/sextante/grass/description/v.clean.advanced.txt
+++ b/python/plugins/sextante/grass/description/v.clean.advanced.txt
@@ -3,6 +3,6 @@ v.clean.advanced - Toolset for cleaning topology of vector map (Advanced).
 Vector (v.*)
 ParameterVector|input|Layer to clean|-1|False
 ParameterString|tool|Cleaning tools (comma separated)|break
-ParameterNumber|thresh|Threshold|None|None|0..1
+ParameterNumber|thresh|Threshold|None|None|0.0001
 OutputVector|output|Cleaned vector layer
 OutputVector|error|Errors layer
\ No newline at end of file
diff --git a/python/plugins/sextante/gui/AlgorithmExecutionDialog.py b/python/plugins/sextante/gui/AlgorithmExecutionDialog.py
index fdbe18f1bce..6ba623222c4 100644
--- a/python/plugins/sextante/gui/AlgorithmExecutionDialog.py
+++ b/python/plugins/sextante/gui/AlgorithmExecutionDialog.py
@@ -70,9 +70,12 @@ class AlgorithmExecutionDialog(QtGui.QDialog):
         self.buttonBox = QtGui.QDialogButtonBox()
         self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
         self.buttonBox.setStandardButtons(
-            QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Close|QtGui.QDialogButtonBox.Ok)
+            QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Close)
         self.buttonBox.button(QtGui.QDialogButtonBox.Cancel).setEnabled(False)
-
+        self.runButton = QtGui.QPushButton()
+        self.runButton.setText("Run")
+        self.buttonBox.addButton(self.runButton, QtGui.QDialogButtonBox.ActionRole)
+        self.runButton.clicked.connect(self.accept)
         self.scrollArea = QtGui.QScrollArea()
         if self.mainWidget:
             self.scrollArea.setWidget(self.mainWidget)
@@ -118,7 +121,7 @@ class AlgorithmExecutionDialog(QtGui.QDialog):
         self.verticalLayout.addWidget(self.progress)
         self.verticalLayout.addWidget(self.buttonBox)
         self.setLayout(self.verticalLayout)
-        self.buttonBox.accepted.connect(self.accept)
+        #self.buttonBox.accepted.connect(self.accept)
         self.buttonBox.rejected.connect(self.close)
         self.buttonBox.button(QtGui.QDialogButtonBox.Cancel).clicked.connect(self.cancel)
         #~ QtCore.QMetaObject.connectSlotsByName(self)
@@ -207,7 +210,7 @@ class AlgorithmExecutionDialog(QtGui.QDialog):
             if msg:
                 QMessageBox.critical(self, "Unable to execute algorithm", msg)
                 return
-            self.buttonBox.button(QtGui.QDialogButtonBox.Ok).setEnabled(False)
+            self.runButton.setEnabled(False)
             self.buttonBox.button(QtGui.QDialogButtonBox.Close).setEnabled(False)
             buttons = self.paramTable.iterateButtons
             self.iterateParam = None
@@ -321,7 +324,7 @@ class AlgorithmExecutionDialog(QtGui.QDialog):
         self.progressLabel.setText("")
         self.progress.setValue(100)
         #self.progress.setMaximum(100)
-        self.buttonBox.button(QtGui.QDialogButtonBox.Ok).setEnabled(True)
+        self.runButton.setEnabled(True)
         self.buttonBox.button(QtGui.QDialogButtonBox.Close).setEnabled(True)
         self.buttonBox.button(QtGui.QDialogButtonBox.Cancel).setEnabled(False)
 
diff --git a/python/plugins/sextante/gui/help/algclasssification.txt b/python/plugins/sextante/gui/help/algclasssification.txt
index f4a14374538..ac09ca68ff1 100644
--- a/python/plugins/sextante/gui/help/algclasssification.txt
+++ b/python/plugins/sextante/gui/help/algclasssification.txt
@@ -308,6 +308,8 @@ saga:polartocartesiancoordinates,USE_ORIGINAL_NAME,Domain specific/Cost analysis
 saga:polygon-lineintersection,USE_ORIGINAL_NAME,Vector/Geometry operations
 saga:polygoncentroids,USE_ORIGINAL_NAME,Vector/Polygons
 saga:polygondissolve,USE_ORIGINAL_NAME,Vector/Polygons
+saga:polygondissolvebyattribute,Polygon dissolve (by attribute),Vector/Polygons
+saga:polygondissolveallpolygons,Polygon dissolve (all polygons),Vector/Polygons
 saga:intersect,Polygon intersection,Vector/Polygons
 saga:difference,Polygon difference,Vector/Polygons
 saga:update,Polygon update,Vector/Polygons
diff --git a/python/plugins/sextante/saga/SagaAlgorithmProvider.py b/python/plugins/sextante/saga/SagaAlgorithmProvider.py
index 971cec1d561..e7c21a710bf 100644
--- a/python/plugins/sextante/saga/SagaAlgorithmProvider.py
+++ b/python/plugins/sextante/saga/SagaAlgorithmProvider.py
@@ -77,7 +77,8 @@ class SagaAlgorithmProvider(AlgorithmProvider):
                     alg = SagaAlgorithm(os.path.join(folder, descriptionFile))
                     if alg.name.strip() != "":
                         self.preloadedAlgs.append(alg)
-                    else:
+                        print alg.name
+                    else:                        
                         SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open SAGA algorithm: " + descriptionFile)
                 except Exception,e:
                     SextanteLog.addToLog(SextanteLog.LOG_ERROR, "Could not open SAGA algorithm: " + descriptionFile +"\n" + str(e))
diff --git a/python/plugins/sextante/saga/description/PolygonDissolve.txt b/python/plugins/sextante/saga/description/PolygonDissolve.txt
index 62e978b1ad7..59146241edd 100644
--- a/python/plugins/sextante/saga/description/PolygonDissolve.txt
+++ b/python/plugins/sextante/saga/description/PolygonDissolve.txt
@@ -1,8 +1,8 @@
-Polygon Dissolve
+Polygon dissolve (by attribute)|Polygon Dissolve
 shapes_polygons
 ParameterVector|POLYGONS|Polygons|2|False
 ParameterTableField|FIELD_1|1. Attribute|POLYGONS|-1|True
 ParameterTableField|FIELD_2|2. Attribute|POLYGONS|-1|True
 ParameterTableField|FIELD_3|3. Attribute|POLYGONS|-1|True
-ParameterSelection|DISSOLVE|Dissolve...|[0] polygons with same attribute value;[1] all polygons;[2] polygons with same attribute value (keep inner boundaries);[3] all polygons (keep inner boundaries)
-OutputVector|DISSOLVED|Dissolved Polygons
+ParameterBoolean|BND_KEEP|Keep inner boundaries|True
+OutputVector|DISSOLVED|Dissolved Polygons
\ No newline at end of file
diff --git a/python/plugins/sextante/saga/description/PolygonDissolveAllPolygs.txt b/python/plugins/sextante/saga/description/PolygonDissolveAllPolygs.txt
new file mode 100644
index 00000000000..59789531330
--- /dev/null
+++ b/python/plugins/sextante/saga/description/PolygonDissolveAllPolygs.txt
@@ -0,0 +1,5 @@
+Polygon dissolve (all polygons)|Polygon Dissolve
+shapes_polygons
+ParameterVector|POLYGONS|Polygons|2|False
+ParameterBoolean|BND_KEEP|Keep inner boundaries|True
+OutputVector|DISSOLVED|Dissolved Polygons
\ No newline at end of file