I also reported this issue recently. I was told there is a bug in the cloud w/ no ETA of a solution yet. I'm also having problems with photo alignment.
Hi Yong Shinli,
From your description, it appears you are running into an issue being tracked as CLOUD-5123, which Ed Daly mentions above. As this issue is presently in an open/unresolved status, if you would like to track the status of this behavior and receive an update once it is closed out, please submit a case in your customer group ( MyJive Secret Support Group Administration FAQ ) as a next step and a member of our support team can link it to your instance for tracking.