containing working copy admin area is missing

SVN进行同步时出现的问题：

Working copy not locked; this is probably a bug, please report svn: Directory 'D:/workspace/myzjhk/WebRoot/WEB-INF/classes/org/.svn' containing working copy admin area is missing

解决方法：

删除org目录，然后再执行同步 － 更新操作。