The default ASP.NET Trust level

 啟動：Microsoft   .NET   Framework   2.0   Configuration-->Runtion   Security   Policy-->右鍵-->Adjust   Security-->Make   changes   to     this   computer-->調節所有結點的權限為Full   Trust-->搞定！！  
System.Security.SecurityException: Request for the permission of type 'System.Net.WebPermission, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' failed. at System.Security.CodeAccessSecurityEngine.Check(Object demand, StackCrawlMark& stackMark, Boolean isPermSet) at System.Security.CodeAccessPermission.Demand() at System.Net.HttpWebRequest..ctor(Uri uri, ServicePoint servicePoint) at System.Net.HttpRequestCreator.Create(Uri Uri) at System.Net.WebRequest.Create(Uri requestUri, Boolean useUriBase) at System.Net.WebRequest.Create(String requestUriString) at Send_Email.Button5_Click(Object sender, EventArgs e) in E:\web\test.aspx.vb:line 85 The action that failed was: Demand The type of the first permission that failed was: System.Net.WebPermission The Zone of the assembly that failed was: MyComputer
Common errors associated with inadequate Trust Level
Security Exception:
Description: The application attempted to perform an operation not allowed by the security policy. To grant this application the required permission please contact your system administrator or change the application's trust level in the configuration file.
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Error:
System.Security.SecurityException: That assembly does not allow partially trusted callers.
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Stack Trace:
[SecurityException: Request for the permission of type 'System.Net.WebPermission, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089' failed.]
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Error:
Request for the permission of: type 'System.Security.Permissions.EnvironmentPermission, mscorlib, V