When I login,the mail give me the message:  

Apex script unhandled exception by user/organization: 00580000001orUz/00D80000000artE

Visualforce 页面: /apex/Start_Here

System.ListException: List index out of bounds: 0

Class.startHereController.getBannerURL: line 59, column 69
External entry point

Debug Log:

***正在开始 /apex/Start_Here 的页面日志

How can I cope with it?