still get error after that I have cleaned the port which causes the error

[Daniel J. Luke]

> On Sep 18, 2015, at 11:31 AM, 心如烛光 <275438859 at qq.com> wrote:
> Warning: Your DNS servers incorrectly claim to know the address of nonexistent hosts. This may cause checksum mismatches for some ports. See this page for more information: <https://trac.macports.org/wiki/MisbehavingServers>

this is the problem

> Error: Checksum (rmd160) mismatch for re2c-0.14.3.tar.gz
> Error: Checksum (sha256) mismatch for re2c-0.14.3.tar.gz
> ***
> The non-matching file appears to be HTML. See this page for possible reasons
> for the checksum mismatch:
> <https://trac.macports.org/wiki/MisbehavingServers>
> ***

… and look - there it is again.

since you’ve already tried port clean —dist re2c and have the same issue, you probably need to follow the suggestion on that page and download the distfiles manually (http://trac.macports.org/wiki/ProblemHotlist#fetch-failures)

— 
Daniel J. Luke                                                                   
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