Bitcoin-Qt: "System Error: Database I/O Error"

Hey guys. This is really bugging me. I'm getting an error every time I attempt to open Bitcoin-Qt, as stated in the title. Has someone seen this in their logs, and/or have a solution?:

2014-01-13 04:47:23 Bitcoin version v0.8.6-beta (2013-12-05 13:11:26 +0100)
2014-01-13 04:47:23 Using OpenSSL version OpenSSL 1.0.1c 10 May 2012
2014-01-13 04:47:23 Default data directory C:\Users\octetstream\AppData\Roaming\Bitcoin
2014-01-13 04:47:23 Using data directory C:\Users\octetstream\AppData\Roaming\Bitcoin
2014-01-13 04:47:23 Using at most 125 connections (2048 file descriptors available)
2014-01-13 04:47:23 Using 4 threads for script verification
2014-01-13 04:47:23 init message: Verifying wallet...
2014-01-13 04:47:23 dbenv.open LogDir=C:\Users\octetstream\AppData\Roaming\Bitcoin\database ErrorFile=C:\Users\octetstream\AppData\Roaming\Bitcoin\db.log
2014-01-13 04:47:23 Bound to [::]:8333
2014-01-13 04:47:23 Bound to 0.0.0.0:8333
2014-01-13 04:47:23 init message: Loading block index...
2014-01-13 04:47:23 Opening LevelDB in C:\Users\octetstream\AppData\Roaming\Bitcoin\blocks\index
2014-01-13 04:47:23 Opened LevelDB successfully
2014-01-13 04:47:23 Opening LevelDB in C:\Users\octetstream\AppData\Roaming\Bitcoin\chainstate
2014-01-13 04:47:24 Opened LevelDB successfully
2014-01-13 04:47:27 LoadBlockIndexDB(): last block file = 106
2014-01-13 04:47:27 LoadBlockIndexDB(): last block file info: CBlockFileInfo(blocks=535, size=86692200, heights=278975...279509, time=2014-01-06...2014-01-09)
2014-01-13 04:47:27 LoadBlockIndexDB(): transaction index disabled
2014-01-13 04:47:27 LoadBlockIndexDB(): hashBestChain=00000000000000021ac8c63bb0f70fd6d0ef658cbdd776ec5133183b8e4182b9 height=279508 date=2014-01-09 14:54:09
2014-01-13 04:47:27 init message: Verifying blocks...
2014-01-13 04:47:27 Verifying last 288 blocks at level 3
2014-01-13 04:47:38 No coin database inconsistencies in last 142 blocks (40924 transactions)
2014-01-13 04:47:38 block index 15183ms
2014-01-13 04:47:38 init message: Loading wallet...
2014-01-13 04:47:39 nFileVersion = 80600
2014-01-13 04:47:39 wallet 743ms
2014-01-13 04:47:47 LevelDB read failure: IO error: C:\Users\octetstream\AppData\Roaming\Bitcoin\chainstate\094814.sst: Data error (cyclic redundancy check).

2014-01-13 04:47:47 *** System error: Database I/O error
2014-01-13 04:49:20 init message: Loading addresses...
2014-01-13 04:49:20 Loaded 14851 addresses from peers.dat 38ms
2014-01-13 04:49:20 Shutdown : In progress...
2014-01-13 04:49:20 Flush(false)
2014-01-13 04:49:20 wallet.dat refcount=0
2014-01-13 04:49:20 wallet.dat checkpoint
2014-01-13 04:49:20 wallet.dat detach
2014-01-13 04:49:20 wallet.dat closed
2014-01-13 04:49:20 DBFlush(false) ended 77ms
2014-01-13 04:49:20 StopNode()
2014-01-13 04:49:20 Flushed 14851 addresses to peers.dat 103ms
2014-01-13 04:49:20 Committing 39786 changed transactions to coin database...
2014-01-13 04:49:22 Flush(true)
2014-01-13 04:49:22 wallet.dat refcount=0
2014-01-13 04:49:22 wallet.dat checkpoint
2014-01-13 04:49:22 wallet.dat detach
2014-01-13 04:49:22 wallet.dat closed
2014-01-13 04:49:22 DBFlush(true) ended 94ms
2014-01-13 04:49:22 Shutdown : done