the application will be down because of the windows envirornment（dao360).
reinstalling os is recommended.
or to execute the following command might recover the trouble.
regsvr32"c:\program files\common files\microsoft shared\dao\dao 360.dll"

我這個(gè)電腦重裝系統(tǒng)挺麻煩的，執(zhí)行命令怎么做？