FS Gateway file are missing, How to fix it?

I've just got hardware problem on gateway FS and now Elasticsearch flush
this message

[2013-05-25 23:47:56,720][WARN ][index.gateway.fs ] [Blind Justice]

[messages][2] failed to read commit point [commit-ltwa]
java.io.FileNotFoundException:
/data/tropicsearch_snapshot/tropicsearch/indices/messages/2/commit-ltwa (No
such file or directory)
at java.io.FileInputStream.open(Native Method)
at java.io.FileInputStream.(FileInputStream.java:138)
at
org.elasticsearch.common.blobstore.fs.AbstractFsBlobContainer$1.run(AbstractFsBlobContainer.java:86)
at
java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110)
at
java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603)
at java.lang.Thread.run(Thread.java:722)

How to fixed it after I fixed this hardware or network issue?

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