Hi all
Have the following Exchange 2013 Environment:
2X CAS
2X MBX
all running CU9.
Every minutes the following happens on the two Mailbox Servers:
Event 1, MSExchange Error Logging Module
(Process w3wp.exe, PID 6796) "Unhandled exception 'Object reference not set to an instance of an object.' when processing request /powershell?ping=probe."
Event 1309, ASP.NET 4.0.30319.0
Event code: 3005
Event message: An unhandled exception has occurred.
Event time: 19.07.2015 17:16:49
Event time (UTC): 19.07.2015 15:16:49
Event ID: c83ef382e7624e6997e51f4b989b3692
Event sequence: 1696
Event occurrence: 1509
Event detail code: 0
Application information:
Application domain: /LM/W3SVC/1/ROOT/PowerShell-1-130817022857915843
Trust level: Full
Application Virtual Path: /PowerShell
Application Path: C:\Program Files\Microsoft\Exchange Server\V15\ClientAccess\PowerShell\
Machine name: server1
Process information:
Process ID: 6796
Process name: w3wp.exe
Account name: NT AUTHORITY\SYSTEM
Exception information:
Exception type: NullReferenceException
Exception message: Object reference not set to an instance of an object.
at Microsoft.Exchange.Configuration.Core.WindowsIdentityToGenericIdentityModule.OnAuthenticateRequest(Object source, EventArgs e)
at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
Request information:
Request URL: http://server1.dom.local/powershell?ping=probe
Request path: /powershell
User host address: fe80::cd13:2806:71ca:37446796
User:
Is authenticated: False
Authentication Type:
Thread account name: NT AUTHORITY\SYSTEM
Thread information:
Thread ID: 11
Thread account name: NT AUTHORITY\SYSTEM
Is impersonating: False
Stack trace: at Microsoft.Exchange.Configuration.Core.WindowsIdentityToGenericIdentityModule.OnAuthenticateRequest(Object source, EventArgs e)
at System.Web.HttpApplication.SyncEventExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute()
at System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously)
Custom event details:
Something with Powershell.
Thank you for your help.
Best regards
Stefan