sharding/inserts_consistent.js failed on Nightly Linux 32-bit

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Refreshing second mongos...

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 m30999| Thu Jul 11 08:34:18.973 [conn1] loading chunk manager for collection inserts_consistent.coll using old chunk manager w/ version 1|0||51dea64a9f9da64575d9e961 and 1 chunks

 m30999| Thu Jul 11 08:34:18.973 [conn1] major version query from 1|0||51dea64a9f9da64575d9e961 and over 1 shards is { query: { ns: "inserts_consistent.coll", $or: [ { lastmod: { $gte: Timestamp 1000|0 } }, { shard: "shard0000", lastmod: { $gt: Timestamp 1000|0 } } ] }, orderby: { lastmod: 1 } }

 m30999| Thu Jul 11 08:34:18.974 [conn1] loaded 2 chunks into new chunk manager for inserts_consistent.coll with version 1|2||51dea64a9f9da64575d9e961

 m30999| Thu Jul 11 08:34:18.974 [conn1] ChunkManager: time to load chunks for inserts_consistent.coll: 0ms sequenceNumber: 3 version: 1|2||51dea64a9f9da64575d9e961 based on: 1|0||51dea64a9f9da64575d9e961

Thu Jul 11 08:34:19.189 TypeError: Cannot call method 'getDB' of null at /mnt/slaves/Linux_32bit_Nightly/mongo/jstests/sharding/inserts_consistent.js:21

failed to load: /mnt/slaves/Linux_32bit_Nightly/mongo/jstests/sharding/inserts_consistent.js