etotheipi:
Mine is offline armory wallet. inside armory fold. there are only 5 files. .wallet, watch only.wallet, log.txt,armory settings.txt and blkfiles.txt
I searched for "mempool.bin" file in computer. can't find it.

And i checked log file to show:

013-11-07 23:01 (INFO) -- ArmoryQt.py:1129 - Setting up networking...
2013-11-07 23:01 (INFO) -- ArmoryQt.py:1182 - Internet connection is Available: True
2013-11-07 23:01 (INFO) -- ArmoryQt.py:1183 - Bitcoin-Qt/bitcoind is Available: 8333
2013-11-07 23:01 (INFO) -- ArmoryQt.py:1243 - loadBlockchainIfNecessary
2013-11-07 23:01 (ERROR) -- ArmoryQt.py:633 - 6 attempts to load blockchain failed.  Remove mempool.bin.
2013-11-07 23:01 (ERROR) -- ArmoryQt.py:638 - File mempool.bin does not exist. Nothing deleted.
2013-11-07 23:01 (INFO) -- ArmoryQt.py:1289 - Setting netmode: 1
2013-11-07 23:01 (INFO) -- armoryengine.py:12807 - Reset Requested
2013-11-07 23:01 (INFO) -- armoryengine.py:12811 - Go online requested
2013-11-07 23:01 (INFO) -- ArmoryQt.py:760 - setupUriRegistration
2013-11-07 23:01 (INFO) -- ArmoryQt.py:4176 - Dashboard switched to "Scanning" mode
2013-11-07 23:01 (INFO) -- ArmoryQt.py:3541 - Switching Armory state text to Mgmt:User, State:ScanWithWallets
2013-11-07 23:01 (INFO) -- ArmoryQt.py:3541 - Switching Armory state text to Mgmt:Auto, State:NewUserInfo
2013-11-07 23:01 (INFO) -- ArmoryQt.py:3483 - Switching Armory functional mode to "Scanning"
2013-11-07 23:01 (INFO) -- ArmoryQt.py:530 - Usermode: Advanced

what can I do now?