Merge pull request #2123 from dimagi/indexedFixtureDeserializationExc…

…eption

Correct error handling for Indexed Fixture atrribute lookup

app/src/org/commcare/engine/cases/AndroidIndexedFixtureInstanceTreeElement.java

@@ -80,6 +80,7 @@ private synchronized TreeElement loadAttributes() {
                     String newMessage = "Deserialization failed for indexed fixture root atrribute wrapper: " + e.getMessage();
                     throw new RuntimeException(newMessage);
                 }
+                throw e;
             }
         }
         return attributes;