diff --git a/meshroom/core/desc.py b/meshroom/core/desc.py
index d516bb99..bd92fb69 100755
--- a/meshroom/core/desc.py
+++ b/meshroom/core/desc.py
@@ -45,7 +45,7 @@ class ListAttribute(Attribute):
 
     def validateValue(self, value):
         if not (isinstance(value, collections.Iterable) and isinstance(value, basestring)):
-            raise ValueError('ListAttribute only supports iterable input values.')
+            raise ValueError('ListAttribute only supports iterable input values (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
         return value
 
 
@@ -60,7 +60,7 @@ class GroupAttribute(Attribute):
 
     def validateValue(self, value):
         if not (isinstance(value, collections.Iterable) and isinstance(value, basestring)):
-            raise ValueError('GroupAttribute only supports iterable input values.')
+            raise ValueError('GroupAttribute only supports iterable input values (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
         return value
 
     def retrieveChildrenUids(self):
@@ -87,7 +87,7 @@ class File(Attribute):
 
     def validateValue(self, value):
         if not isinstance(value, basestring):
-            raise ValueError('File only supports string input: "{}".'.format(value))
+            raise ValueError('File only supports string input  (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
         return os.path.normpath(value).replace('\\', '/')
 
 
@@ -101,7 +101,7 @@ class BoolParam(Param):
         try:
             return bool(value)
         except:
-            raise ValueError('BoolParam only supports bool value.')
+            raise ValueError('BoolParam only supports bool value (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
 
 
 class IntParam(Param):
@@ -115,7 +115,7 @@ class IntParam(Param):
         try:
             return int(value)
         except:
-            raise ValueError('IntParam only supports int value.')
+            raise ValueError('IntParam only supports int value (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
 
     range = Property(Variant, lambda self: self._range, constant=True)
 
@@ -131,7 +131,7 @@ class FloatParam(Param):
         try:
             return float(value)
         except:
-            raise ValueError('FloatParam only supports float value.')
+            raise ValueError('FloatParam only supports float value (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
 
     range = Property(Variant, lambda self: self._range, constant=True)
 
@@ -151,7 +151,7 @@ class ChoiceParam(Param):
             newValues = [value]
         else:
             if not isinstance(value, collections.Iterable):
-                raise ValueError('Non exclusive ChoiceParam value "{}" should be iterable.'.format(value))
+                raise ValueError('Non exclusive ChoiceParam value should be iterable (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
             newValues = value
         for newValue in newValues:
             if newValue not in self.values:
@@ -171,7 +171,7 @@ class StringParam(Param):
 
     def validateValue(self, value):
         if not isinstance(value, basestring):
-            raise ValueError('StringParam value "{}" should be a string.'.format(value))
+            raise ValueError('StringParam value should be a string (param:{}, value:{}, type:{})'.format(self.name, value, type(value)))
         return value