Linux环境下无法Push

> git remote add origin http://kaiyuandao.zentaopm.net/git/DataPentamix.git
>git push origin master
XML error: no element found
error: no DAV locking support on http://kaiyuandao.zentaopm.net/git/DataPentamix.git/

fatal: git-http-push failed

[build@build test]$ cat $HOME/.netrc
machine git.kaiyuandao.zentaopm.net
login ********
password *******

Linux环境下还有其他需要设置么？没有防火墙, git version 1.7.7.