Set default values for enumes (otherwise there will be marshaling errors if they are not set

source/RobotAPI/interface/units/GraspCandidateProviderInterface.ice

@@ -59,8 +59,8 @@ module armarx
         };
         class GraspCandidateExecutionHints
         {
-            ApertureType preshape;
-            ApproachType approach;
+            ApertureType preshape = AnyAperture;
+            ApproachType approach = AnyApproach;
             string graspTrajectoryName;
         };
         class GraspCandidateReachabilityInfo
@@ -86,7 +86,7 @@ module armarx
 
             float graspSuccessProbability;
 
-            ObjectTypeEnum objectType;
+            ObjectTypeEnum objectType = AnyObject;
             int groupNr = -1; // used to match candidates that belog together, e.g. from the same object or point cloud segment
             string providerName;