diff --git a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/ResourceAllocation.java b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/ResourceAllocation.java
index 1d12d7724..56bf315df 100644
--- a/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/ResourceAllocation.java
+++ b/navalplanner-business/src/main/java/org/navalplanner/business/planner/entities/ResourceAllocation.java
@@ -854,7 +854,7 @@ public abstract class ResourceAllocation<T extends DayAssignment> extends
                     .getRightSlice(durationsByDay);
             AvailabilityTimeLine availability = getAvailability();
             List<T> assignments = createAssignments(interval, availability,
-                    rightSlice.toArray(new EffortDuration[0]));
+                    rightSlice.toArray(new EffortDuration[rightSlice.size()]));
             interval.resetAssignments(assignments);
         }
 
@@ -880,7 +880,8 @@ public abstract class ResourceAllocation<T extends DayAssignment> extends
                             .getRightSlice(durationsByDay);
                     AvailabilityTimeLine availability = getAvailability();
                     createAssignments(interval, availability,
-                            rightSlice.toArray(new EffortDuration[0]));
+                            rightSlice.toArray(new EffortDuration[rightSlice
+                                    .size()]));
                 }
 
             };
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java
index 5e0f1f315..c68f94a0c 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/common/CustomMenuController.java
@@ -218,7 +218,8 @@ public class CustomMenuController extends Div implements IMenuItemsRegister {
 
     private CustomMenuController topItem(String name, String url,
             String helpUri, Collection<? extends CustomMenuItem> items) {
-        return topItem(name, url, helpUri, items.toArray(new CustomMenuItem[0]));
+        return topItem(name, url, helpUri,
+                items.toArray(new CustomMenuItem[items.size()]));
     }
 
     private CustomMenuController topItem(String name, String url,
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/labels/LabelTypeModel.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/labels/LabelTypeModel.java
index 8171076a0..8540c5fa5 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/labels/LabelTypeModel.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/labels/LabelTypeModel.java
@@ -165,7 +165,8 @@ public class LabelTypeModel extends IntegrationEntityModel implements
             }
         }
         if (!result.isEmpty()) {
-            throw new ValidationException(result.toArray(new InvalidValue[0]));
+            throw new ValidationException(
+                    result.toArray(new InvalidValue[result.size()]));
         }
     }
 
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourcesController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourcesController.java
index 7a7314103..c8306362f 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourcesController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/limitingresources/LimitingResourcesController.java
@@ -195,7 +195,8 @@ public class LimitingResourcesController extends GenericForwardComposer {
     }
 
     private void addCommands(LimitingResourcesPanel limitingResourcesPanel) {
-        limitingResourcesPanel.add(commands.toArray(new IToolbarCommand[0]));
+        limitingResourcesPanel.add(commands
+                .toArray(new IToolbarCommand[commands.size()]));
     }
 
     private TimeTracker buildTimeTracker() {
diff --git a/navalplanner-webapp/src/main/java/org/navalplanner/web/resourceload/ResourceLoadController.java b/navalplanner-webapp/src/main/java/org/navalplanner/web/resourceload/ResourceLoadController.java
index 778b36b31..f7871ccef 100644
--- a/navalplanner-webapp/src/main/java/org/navalplanner/web/resourceload/ResourceLoadController.java
+++ b/navalplanner-webapp/src/main/java/org/navalplanner/web/resourceload/ResourceLoadController.java
@@ -255,7 +255,8 @@ public class ResourceLoadController implements Composer {
     }
 
     private void addCommands(ResourcesLoadPanel resourcesLoadPanel) {
-        resourcesLoadPanel.add(commands.toArray(new IToolbarCommand[0]));
+        resourcesLoadPanel.add(commands.toArray(new IToolbarCommand[commands
+                .size()]));
     }
 
     private TimeTracker buildTimeTracker() {