I keep getting an error like this: "Courier Fetch: 5 of 270 shards failed." in Kibana 4.0.1. After some Googling, I think it has something to do with @timestamp not existing for some of my data. But I'm not sure, because https://groups.google.com/d/topic/elasticsearch/L6AG3dZOGJ8/discussion was …

Courier Fetch error, maybe due to lack of @timestamp?

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Courier Fetch error, maybe due to lack of @timestamp?