Server Error in '/' Application.

Invalid length for a Base-64 char array or string.

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.FormatException: Invalid length for a Base-64 char array or string.

Source Error:


Line 14:         if (Request.QueryString.ToString().Contains("assid"))
Line 15:         {
Line 16:             if (!string.IsNullOrEmpty( new NetshellGovtMedicalCollegeLibrary.NetshellGeneralTasks.NetshellgeneralTask().NetshellDecription( Request.QueryString[0])))
Line 17:             {
Line 18:                 int x = Convert.ToInt32(new NetshellGovtMedicalCollegeLibrary.NetshellGeneralTasks.NetshellgeneralTask().NetshellDecription(Request.QueryString[0]));

Source File: c:\inetpub\vhosts\gmcs.ac.in\gmcs.edu.in\InnerPageLevel2.aspx.cs    Line: 16

Stack Trace:


[FormatException: Invalid length for a Base-64 char array or string.]
   System.Convert.FromBase64_Decode(Char* startInputPtr, Int32 inputLength, Byte* startDestPtr, Int32 destLength) +14218845
   System.Convert.FromBase64CharPtr(Char* inputPtr, Int32 inputLength) +131
   System.Convert.FromBase64String(String s) +50
   NetshellCoreDLL.Security.NetshellSecurity.DE(String Message, String Key) in F:\Netshell\InProd\TFS\NetshellCoreDll\NetshellCoreDLL\Security\NetshellSecurity.cs:96
   NetshellGovtMedicalCollegeLibrary.NetshellGeneralTasks.NetshellgeneralTask.NetshellDecription(String text) +60
   InnerPageLevel2.Page_PreInit(Object sender, EventArgs e) in c:\inetpub\vhosts\gmcs.ac.in\gmcs.edu.in\InnerPageLevel2.aspx.cs:16
   System.Web.UI.Page.OnPreInit(EventArgs e) +11691640
   System.Web.UI.Page.PerformPreInit() +47
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +335


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.8.4494.0