I have asked Hans about this problem two days ago, but now the problem still. I make sure that my context standalone is the lastest.
 
I download the "context-setup-mswin.zip" from the ConTeXt wiki and extract it to the D:\,  double-clicking the firstsetup.bat. When it finish the rest, I add "D:\context\tex\texmf-mswin\bin" to User Path.
 
Can this get the lastest ConTeXt standalone? I think it can. But when I input "context" in the "cmd", it always tell me this error messages:
 
d:\>context
context
mtxrun          | forcing cache reload
resolvers       | resolving | looking for 'texmfcnf.lua' on given path 'C:/Users/peng/texmf/web2c' from specification 'home:texmf/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/bin/' from specification 'selfautoloc:'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/bin/share/texmf-local/web2c' from specification 'selfautoloc:/share/texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/bin/share/texmf-dist/web2c' from specification 'selfautoloc:/share/texmf-dist/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/bin/texmf-local/web2c' from specification 'selfautoloc:/texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/bin/texmf-dist/web2c' from specification 'selfautoloc:/texmf-dist/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/' from specification 'selfautodir:'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/share/texmf-local/web2c' from specification 'selfautodir:/share/texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/share/texmf-dist/web2c' from specification 'selfautodir:/share/texmf-dist/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/texmf-local/web2c' from specification 'selfautodir:/texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/texmf-mswin/texmf-dist/web2c' from specification 'selfautodir:/texmf-dist/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on given path 'D:/context/tex/../texmf-local/web2c' from specification 'selfautoparent:/../texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on weird path 'D:/context/tex/' from specification 'selfautoparent:'
resolvers       | resolving | looking for 'texmfcnf.lua' on given path 'D:/context/tex/share/texmf-local/web2c' from specification 'selfautoparent:/share/texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on given path 'D:/context/tex/share/texmf-dist/web2c' from specification 'selfautoparent:/share/texmf-dist/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on given path 'D:/context/tex/texmf-local/web2c' from specification 'selfautoparent:/texmf-local/web2c'
resolvers       | resolving | looking for 'texmfcnf.lua' on given path 'D:/context/tex/texmf-dist/web2c' from specification 'selfautoparent:/texmf-dist/web2c'
resolvers       | resolving |
resolvers       | resolving | warning: no lua configuration files found
resolvers       | resolving | no texmf paths are defined (using TEXMF)
resolvers       | resolving |
mtxrun          | the resolver databases are not present or outdated
resolvers       | resolving | using suffix based filetype 'lua'
resolvers       | resolving | remembering file 'mtx-context.lua'
resolvers       | resolving | using suffix based filetype 'lua'
resolvers       | resolving | remembering file 'mtx-contexts.lua'
resolvers       | resolving | remembered file 'mtx-context.lua'
resolvers       | resolving | using suffix based filetype 'lua'
resolvers       | resolving | remembering file 'mtx-t-context.lua'
resolvers       | resolving | using suffix based filetype 'lua'
resolvers       | resolving | remembering file 'mtx-t-contexts.lua'
resolvers       | resolving | remembered file 'mtx-t-context.lua'
resolvers       | resolving | using suffix based filetype 'lua'
resolvers       | resolving | remembering file 'context.lua'
mtxrun          | unknown script 'context.lua' or 'mtx-context.lua'
d:\>
 
I am only a newbie in ConTeXt so I don't know how to solve this problem. Is it mean that I have to wait for the updated binaries for windows?