diff --git a/docs/content/Configuration.md b/docs/content/Configuration.md
index 13a1a67a741..e317ac0ecd4 100644
--- a/docs/content/Configuration.md
+++ b/docs/content/Configuration.md
@@ -285,9 +285,10 @@ This deep storage is used to interface with Amazon's S3.
 |Property|Description|Default|
 |--------|-----------|-------|
 |`druid.storage.bucket`|S3 bucket name.|none|
-|`druid.storage.basekey`|S3 base key.|none|
+|`druid.storage.basekey`|S3 object key prefix for storage.|none|
 |`druid.storage.disableAcl`|Boolean flag for ACL.|false|
-|`druid.storage.archiveBucket`|S3 bucket name where segments get archived to when running the indexing service *archive task*|none|
+|`druid.storage.archiveBucket`|S3 bucket name for archiving when running the indexing-service *archive task*.|none|
+|`druid.storage.archiveBasekey`|S3 object key prefix for archiving.|none|
 
 #### HDFS Deep Storage
 
diff --git a/indexing-service/src/main/resources/indexer_static/console.html b/indexing-service/src/main/resources/indexer_static/console.html
index f51383c72c0..e8221aa287e 100644
--- a/indexing-service/src/main/resources/indexer_static/console.html
+++ b/indexing-service/src/main/resources/indexer_static/console.html
@@ -51,7 +51,7 @@
     <div class="waiting_loading">Loading Waiting Tasks... this may take a few minutes</div>
     <table id="waitingTable"></table>
 
-    <h2>Complete Tasks</h2>
+    <h2>Complete Tasks - Tasks recently completed</h2>
     <div class="complete_loading">Loading Complete Tasks... this may take a few minutes</div>
     <table id="completeTable"></table>
 
diff --git a/processing/src/main/java/io/druid/query/aggregation/JavaScriptAggregatorFactory.java b/processing/src/main/java/io/druid/query/aggregation/JavaScriptAggregatorFactory.java
index ff55c9cee7f..927ab89676f 100644
--- a/processing/src/main/java/io/druid/query/aggregation/JavaScriptAggregatorFactory.java
+++ b/processing/src/main/java/io/druid/query/aggregation/JavaScriptAggregatorFactory.java
@@ -265,9 +265,11 @@ public class JavaScriptAggregatorFactory implements AggregatorFactory
         final Object[] args = new Object[size + 1];
 
         args[0] = current;
-        int i = 0;
-        while (i < size) {
-          args[i + 1] = selectorList[i++].get();
+        for (int i = 0 ; i < size ; i++) {
+          final ObjectColumnSelector selector = selectorList[i];
+          if (selector != null) {
+            args[i + 1] = selector.get();
+          }
         }
 
         final Object res = fnAggregate.call(cx, scope, scope, args);
diff --git a/processing/src/test/java/io/druid/query/aggregation/JavaScriptAggregatorTest.java b/processing/src/test/java/io/druid/query/aggregation/JavaScriptAggregatorTest.java
index 2435211dfe9..7f087559339 100644
--- a/processing/src/test/java/io/druid/query/aggregation/JavaScriptAggregatorTest.java
+++ b/processing/src/test/java/io/druid/query/aggregation/JavaScriptAggregatorTest.java
@@ -27,6 +27,7 @@ import org.junit.Test;
 
 import java.nio.ByteBuffer;
 import java.util.Arrays;
+import java.util.Collections;
 import java.util.Map;
 
 public class JavaScriptAggregatorTest
@@ -141,6 +142,39 @@ public class JavaScriptAggregatorTest
     Assert.assertEquals(val, agg.get(buf, position));
   }
 
+  @Test
+  public void testAggregateMissingColumn()
+  {
+    Map<String, String> script = scriptDoubleSum;
+
+    JavaScriptAggregator agg = new JavaScriptAggregator(
+        "billy",
+        Collections.<ObjectColumnSelector>singletonList(null),
+        JavaScriptAggregatorFactory.compileScript(script.get("fnAggregate"),
+                                                  script.get("fnReset"),
+                                                  script.get("fnCombine"))
+    );
+
+    final double val = 0;
+
+    Assert.assertEquals("billy", agg.getName());
+
+    agg.reset();
+    Assert.assertEquals(val, agg.get());
+    Assert.assertEquals(val, agg.get());
+    Assert.assertEquals(val, agg.get());
+
+    agg.aggregate();
+    Assert.assertEquals(val, agg.get());
+    Assert.assertEquals(val, agg.get());
+    Assert.assertEquals(val, agg.get());
+
+    agg.aggregate();
+    Assert.assertEquals(val, agg.get());
+    Assert.assertEquals(val, agg.get());
+    Assert.assertEquals(val, agg.get());
+  }
+
   public static void main(String... args) throws Exception {
     final LoopingFloatColumnSelector selector = new LoopingFloatColumnSelector(new float[]{42.12f, 9f});
 
diff --git a/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiver.java b/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiver.java
index b7c04ec0c00..1c642f110bd 100644
--- a/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiver.java
+++ b/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiver.java
@@ -21,7 +21,6 @@ package io.druid.storage.s3;
 
 import com.google.common.collect.ImmutableMap;
 import com.google.inject.Inject;
-import com.metamx.common.MapUtils;
 import io.druid.segment.loading.DataSegmentArchiver;
 import io.druid.segment.loading.SegmentLoadingException;
 import io.druid.timeline.DataSegment;
@@ -46,7 +45,7 @@ public class S3DataSegmentArchiver extends S3DataSegmentMover implements DataSeg
   public DataSegment archive(DataSegment segment) throws SegmentLoadingException
   {
     String targetS3Bucket = config.getArchiveBucket();
-    String targetS3BaseKey = config.getArchiveBaseKey();
+    String targetS3BaseKey = config.getArchiveBasekey();
 
     return move(
         segment,
diff --git a/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiverConfig.java b/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiverConfig.java
index 5eb33eb1b5d..9aeccb74afe 100644
--- a/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiverConfig.java
+++ b/s3-extensions/src/main/java/io/druid/storage/s3/S3DataSegmentArchiverConfig.java
@@ -27,15 +27,15 @@ public class S3DataSegmentArchiverConfig
   public String archiveBucket = "";
 
   @JsonProperty
-  public String archiveBaseKey = "";
+  public String archiveBasekey = "";
 
   public String getArchiveBucket()
   {
     return archiveBucket;
   }
 
-  public String getArchiveBaseKey()
+  public String getArchiveBasekey()
   {
-    return archiveBaseKey;
+    return archiveBasekey;
   }
 }