Quick tip: Symantec ITMS 8.5 RU3 and 8.5 RU4 Agent Push

When accessing the Symantec Management Console always make sure you are using a supported Browser.

If not you see the following error when accessing the SMP Console ->Actions ->Agent/Plug-ins ->Push Symantec Management Agent -> Default Settings -> Push Install Settings -> provide credentials an click OK

Failed to process web request.

Exception of type 'System.Web.HttpUnhandledException' was thrown.
   [System.Web.HttpUnhandledException @ System.Web]
   at System.Web.UI.Page.HandleError(Exception e)
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)
   at System.Web.UI.Page.ProcessRequest()
   at System.Web.UI.Page.ProcessRequest(HttpContext context)
   at Altiris.NS.UI.Controls.PageCachePage.ProcessRequest(HttpContext context)
   at Altiris.NS.UI.AltirisPage.ProcessRequest(HttpContext context)

Invalid length for a Base-64 char array or string.
   [System.FormatException @ mscorlib]
   at System.Convert.FromBase64_Decode(Char* startInputPtr, Int32 inputLength, Byte* startDestPtr, Int32 destLength)
   at System.Convert.FromBase64CharPtr(Char* inputPtr, Int32 inputLength)
   at System.Convert.FromBase64String(String s)
   at Altiris.NS.Security.Cryptography.AsymmetricKeyEncryption.DecryptWebData(String sBase64Data)
   at Altiris.NS.UI.Controls.UserPasswordCtrl.RSADecryptString(String str)
   at Altiris.NS.UI.Controls.UserPasswordCtrl.OnPreRender(EventArgs e)
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

Exception logged from: 
   at Altiris.NS.UI.AltirisPage.ProcessRequest(System.Web.HttpContext)
   at System.Web.HttpApplication+CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
   at System.Web.HttpApplication.ExecuteStepImpl(System.Web.HttpApplication+IExecutionStep)
   at System.Web.HttpApplication.ExecuteStep(System.Web.HttpApplication+IExecutionStep, Boolean&)
   at System.Web.HttpApplication+PipelineStepManager.ResumeSteps(Exception)
   at System.Web.HttpApplication.BeginProcessRequestNotification(System.Web.HttpContext, AsyncCallback)
   at System.Web.HttpRuntime.ProcessRequestNotificationPrivate(System.Web.Hosting.IIS7WorkerRequest, System.Web.HttpContext)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotificationHelper(IntPtr, IntPtr, IntPtr, Int32)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotification(IntPtr, IntPtr, IntPtr, Int32)
   at System.Web.Hosting.UnsafeIISMethods.MgdIndicateCompletion(IntPtr, System.Web.RequestNotificationStatus&)
   at System.Web.Hosting.UnsafeIISMethods.MgdIndicateCompletion(IntPtr, System.Web.RequestNotificationStatus&)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotificationHelper(IntPtr, IntPtr, IntPtr, Int32)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotification(IntPtr, IntPtr, IntPtr, Int32)

HTTP Request failed:
 /Altiris/NS/Admin/ClientManagement/AgentSettings/dlgAgentInstallSettings.aspx


Invalid length for a Base-64 char array or string.
   [System.FormatException @ mscorlib]
   at System.Convert.FromBase64_Decode(Char* startInputPtr, Int32 inputLength, Byte* startDestPtr, Int32 destLength)
   at System.Convert.FromBase64CharPtr(Char* inputPtr, Int32 inputLength)
   at System.Convert.FromBase64String(String s)
   at Altiris.NS.Security.Cryptography.AsymmetricKeyEncryption.DecryptWebData(String sBase64Data)
   at Altiris.NS.UI.Controls.UserPasswordCtrl.RSADecryptString(String str)
   at Altiris.NS.UI.Controls.UserPasswordCtrl.OnPreRender(EventArgs e)
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Control.PreRenderRecursiveInternal()
   at System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint)

Exception logged from: 
   at Altiris.NS.UI.AltirisWebApplication.ReportApplicationError(System.Web.HttpContext)
   at Altiris.NS.UI.AltirisWebApplication.Application_Error(Object, EventArgs)
   at System.Web.HttpApplication.RaiseOnError()
   at System.Web.HttpApplication.RecordError(Exception)
   at System.Web.HttpApplication+PipelineStepManager.ResumeSteps(Exception)
   at System.Web.HttpApplication.BeginProcessRequestNotification(System.Web.HttpContext, AsyncCallback)
   at System.Web.HttpRuntime.ProcessRequestNotificationPrivate(System.Web.Hosting.IIS7WorkerRequest, System.Web.HttpContext)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotificationHelper(IntPtr, IntPtr, IntPtr, Int32)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotification(IntPtr, IntPtr, IntPtr, Int32)
   at System.Web.Hosting.UnsafeIISMethods.MgdIndicateCompletion(IntPtr, System.Web.RequestNotificationStatus&)
   at System.Web.Hosting.UnsafeIISMethods.MgdIndicateCompletion(IntPtr, System.Web.RequestNotificationStatus&)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotificationHelper(IntPtr, IntPtr, IntPtr, Int32)
   at System.Web.Hosting.PipelineRuntime.ProcessRequestNotification(IntPtr, IntPtr, IntPtr, Int32)

If you use Chrome or another supported Browser you will not see this error…