Fix for crashes reported by users

astrid/plugin-src/com/todoroo/astrid/gtasks/GtasksTaskListUpdater.java

@@ -130,10 +130,12 @@ public class GtasksTaskListUpdater {
             root.children.add(target);
         } else {
             Node sibling = findNode(root, moveBeforeTaskId);
+            if(sibling != null) {
                 int index = sibling.parent.children.indexOf(sibling);
                 target.parent.children.remove(target);
                 sibling.parent.children.add(index, target);
             }
+        }
 
         traverseTreeAndWriteValues(root, new AtomicInteger(0), -1);
     }

astrid/plugin-src/com/todoroo/astrid/timers/TimerActionExposer.java

@@ -38,6 +38,8 @@ public class TimerActionExposer extends BroadcastReceiver {
 
         Task task = PluginServices.getTaskService().fetchById(taskId, Task.ID, Task.TIMER_START,
                 Task.ELAPSED_SECONDS);
+        if(task == null)
+            return;
 
         // was part of a broadcast for actions
         if(AstridApiConstants.BROADCAST_REQUEST_ACTIONS.equals(intent.getAction())) {

astrid/src/com/todoroo/astrid/adapter/TaskAdapter.java

@@ -763,6 +763,7 @@ public class TaskAdapter extends CursorAdapter implements Filterable {
         }
 
         public void onQuickActionClicked(QuickActionWidget widget, int position){
+            if(mBar != null)
                 mBar.dismiss();
             mBar = null;
 

astrid/src/com/todoroo/astrid/provider/Astrid2TaskProvider.java

@@ -95,7 +95,11 @@ public class Astrid2TaskProvider extends ContentProvider {
 	}
 
 	public Astrid2TaskProvider() {
+	    try {
 	        DependencyInjectionService.getInstance().inject(this);
+	    } catch (Exception e) {
+	        // can't do anything about this
+	    }
     }
 
 	@Override

astrid/src/com/todoroo/astrid/utility/AstridPreferences.java

@@ -49,7 +49,11 @@ public class AstridPreferences {
 
 	/** CurrentVersion: the currently installed version of Astrid */
     public static int getCurrentVersion() {
+        try {
             return Preferences.getInt(P_CURRENT_VERSION, 0);
+        } catch (Exception e) {
+            return 0;
+        }
     }
 
     /** CurrentVersion: the currently installed version of Astrid */