Need help for start impalad after build impala from src~!

fs.defaultFS(file:///) might be set incorrectly - Alex
On May 18, 2013, at 3:45 PM, FU Tianyuan wrote:

Hi all,

After I have built impala 1.0 on CentOS 6.4 I want to start the impalad use

${IMPALA_HOME}/bin/start-impalad.sh -use_statestore=false


but there is an error here :
***************************************************************************
E0518 21:33:22.755887 8977 impala-server.cc:648] Unsupported file system. Impala only supports DistributedFileSystem but the LocalFileSystem was found. fs.defaultFS(file:///) might be set incorrectly
E0518 21:33:22.756579 8977 impala-server.cc:650] Impala is aborted due to improper configurations.
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what's wrong is this?