Some users reported a problem that Simple Period (好朋友) shows a message 'force closing'.
I found the reason for that problem and I fixed it.
It is due to the new function that unlock the password by checking Google Account in the mobile phone.
This feature is not supported in mobile phones which OS version is lower than 2.0
For users who uses Android 1.6, please update the app from the link below.
This update is only valid for the users who purchased this app from the Android Market.