SVN异常,想从云端上下载项目,但是无法下载,求原因

     svn: E175002: java.lang.RuntimeException: Could not generate DH keypair
svn: E175002: OPTIONS request failed on '/svn/svn/znyy'
    svn: E175002: java.lang.RuntimeException: Could not generate DH keypair
svn: E175002: OPTIONS request failed on '/svn/svn/znyy'
    java.lang.RuntimeException: Could not generate DH keypair
    Could not generate DH keypair
    Prime size must be multiple of 64, and can only range from 512 to 1024 (inclusive)

http://stackoverflow.com/questions/26713813/subclipse-could-not-generate-dh-keypair