Fixed a crash related to rotation when recording audio

astrid/plugin-src/com/todoroo/astrid/files/FilesControlSet.java

@@ -77,6 +77,7 @@ public class FilesControlSet extends PopupControlSet {
     }
 
     public void refreshMetadata() {
+        if (model != null) {
             TodorooCursor<Metadata> cursor = metadataService.query(
                     Query.select(Metadata.PROPERTIES)
                     .where(MetadataCriteria.byTaskAndwithKey(model.getId(), FileMetadata.METADATA_KEY)));
@@ -93,6 +94,7 @@ public class FilesControlSet extends PopupControlSet {
             if (initialized)
                 afterInflate();
         }
+    }
 
     @Override
     protected void readFromTaskOnInitialize() {