When I run quazarcoind.exe. At first it's ok,SYNCHRONIZATION started.
      But after a few minutes, error happen.The detail is:
 

2014-Jun-22 14:48:51.704505 [P2P7]ERROR c:\projects\quazarcoin\contrib\epee\include\net\abstract_tcp_server2.inl:307 send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(100), shutting down connection
2014-Jun-22 14:48:51.714507 [P2P7]ERROR c:\projects\quazarcoin\contrib\epee\include\net\levin_protocol_handler_async.h:644 Failed to do_send()
2014-Jun-22 14:48:51.724508 [P2P7]ERROR c:\projects\quazarcoin\contrib\epee\include\net\abstract_tcp_server2.inl:307 send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(100), shutting down connection
2014-Jun-22 14:48:51.734509 [P2P7]ERROR c:\projects\quazarcoin\contrib\epee\include\net\levin_protocol_handler_async.h:638 [107.170.193.84:23080 OUT]Failed to do_send()
2014-Jun-22 14:48:51.734509 [P2P7]ERROR c:\projects\quazarcoin\contrib\epee\include\net\abstract_tcp_server2.inl:307 send que size is more than ABSTRACT_SERVER_SEND_QUE_MAX_COUNT(100), shutting down connection


   I have down the new  blockchain ,the error is still .Please help me