问题：
Server Error in '/' Application.
Attempt by method 'CuteEditor.Editor+a+a+c+a+a.a()' to access method 'System.RuntimeType.get_Assembly()' failed.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.MethodAccessException: Attempt by method 'CuteEditor.Editor+a+a+c+a+a.a()' to access method 'System.RuntimeType.get_Assembly()' failed.
方法：
在web.config文件中system.web段落加入：
<trust level="Full"/>