Is your CPVM time in sync with management server? If they are in sync please paste some logs to identify the error.
Regards, Anshul On 25-Mar-2015, at 3:33 pm, wangyuyang1...@163.com<mailto:wangyuyang1...@163.com> wrote: HI,ALL!! open vm console,throw faile, public ip and private ip is ok by ping in cp vm. version hyper-v agent:4.4.3 or 4.4.1 cloudstack:4.4.2 hyper-v : 2012 r2 system vm template:4.4.1-7 or 4.4.0-6 error info:Access is denied for the console session. Please close the window and retry again thanks very much!!! wangyuyang1...@163.com<mailto:wangyuyang1...@163.com>