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如果svn钩子包如下错误信息（svn: E155004）：
post-commit hook failed (exit code 1) with output:
svn: E155004: Run 'svn cleanup' to remove locks (type 'svn help cleanup' for details)
svn: E155004: Failed to lock working copy 'C:\xampp\htdocs\jiaowu'.
svn: E200031: sqlite[S8]: attempt to write a readonly database
svn: E200042: Additional errors:
svn: E200031: sqlite[S8]: attempt to write a readonly database也有可能会出现下列错误（svn: E155004）：
post-commit hook failed (exit code 1) with output:
svn: E155004: Working copy 'D:\www\Test' locked
svn: E200031: sqlite: attempt to write a readonly database
svn: E200031: sqlite: attempt to write a readonly database
svn: run 'svn cleanup' to remove locks (type 'svn help cleanup' for details)原因：Visual SVN Server服务的执行权限不够，不能对指定目录做读写操作。
解决办法：修改Visual SVN Server ，简单操作 win+R 运行 services.msc 找到visual svn server 服务 右键属性 先停止服务之后，再设置登陆，设置桌面交互或者管理员权限
