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Dotnet exception

anil_perera2
Helper

I am seeing this error msg in the agent log file. What could be the issue?

Dynatrace 6.2

2017-03-20 14:14:37 [00002068] severe [dotnet] Exception caught in DynaTrace.Diagnostics.Agent.Introspection_System.HTTPTaggingIntrospection.ProcessWebRequestExit: System.InvalidCastException: Unable to cast object of type 'System.Net.ConnectStream' to type 'System.Net.HttpWebResponse'.
at DynaTrace.Diagnostics.Agent.Introspection_System.HTTPTaggingIntrospection.__ProcessWebRequestExit(Object , Int32 , WebResponse , WebRequest )
at DynaTrace.Diagnostics.Agent.Introspection_System.HTTPTaggingIntrospection.ProcessWebRequestExit(Object tag0, Int32 serialNo, WebResponse response, WebRequest request)

2017-03-20 17:20:06 [00000644] warning [native] Failed to turn on the GC callbacks

2017-03-20 17:47:58 [00000644] warning [native] ... last message repeated 8 times ...

2017-03-20 17:47:58 [00000644] info [native] .NET thread dump start

2017-03-20 17:47:58 [00000644] info [dotnet] Initializing CPU-Sampling


2017-03-20 17:47:58 [0000229c] info [native] ... last message repeated 1 time ...
2017-03-20 17:47:58 [0000229c] info [native] Thread dump channel connected successfully


2017-03-20 17:48:53 [00000644] warning [native] Failed to turn on the GC callbacks

2017-03-21 04:59:10 [000004bc] warning [dotnet] ... last message repeated 10 times ...

2017-03-21 04:59:10 [000004bc] info [dotnet] .NET AutoSensor Thread finished (AppDomain: /LM/W3SVC/5/ROOT-1-131344595664714456[2])

2017-03-21 04:59:10 [00002414] info [dotnet] String cache (197 entries) cleared [WebRequestIntrospection] [appdomain: /LM/W3SVC/5/ROOT-1-131344595664714456]...

2017-03-21 04:59:10 [00002414] info [dotnet] String cache (136 entries) cleared [AdoDotNetIntrospection] [appdomain: /LM/W3SVC/5/ROOT-1-131344595664714456]...

2017-03-21 04:59:11 [0000229c] info [dotnet] .NET AutoSensor Thread finished (AppDomain: DefaultDomain[1])

2017-03-21 04:59:11 [00001b1c] info [native] Shutting down CLR... 19952

2017-03-21 04:59:11 [00001b1c] info [native] Controller channel disconnected
2017-03-21 04:59:11 [00001b1c] info [native] Eventsender channel disconnected
2017-03-21 04:59:11 [00001b1c] info [native] Instrumentation channel disconnected

2 REPLIES 2

shane_korbel
Dynatrace Pro
Dynatrace Pro

What type of application is it, and what version of dotnet is it using?

anil_perera2
Helper

It is an LMS application using .net version 4.0.303

2017-04-02 12:45:40 [000005d0] info [native] Version ..................... 6.2.20.1008, build date Nov 17 2016 20:04:38, svn rev. 673710

2017-04-02 12:45:40 [000005d0] info [native] Command line is C:\Windows\SysWOW64\inetsrv\w3wp.exe -ap "DPS" -v "v4.0" -l "webengine4.dll" -a \\.\pipe\iisipm18e12f08-989c-42dd-bba6-30e982843917 -h "C:\inetpub\temp\apppools\DPS\DPS.config" -w "" -m 0

2017-04-02 12:45:40 [000005d0] info [native] Build platform .............. Windows x86 32-bit

2017-04-02 12:45:40 [000005d0] info [native] Platform .................... Windows Server 2012 R2 6.3.9600 x64

2017-04-02 12:45:40 [000005d0] info [native] OS edition .................. Standard

2017-04-02 12:45:40 [000005d0] info [native] OS productId ................ Unknown
2017-04-02 12:45:40 [000005d0] info [native] Hyper-V friendly name ....... Unknown

2017-04-02 12:45:40 [000005d0] info [native] Bootstrap version ........... 6.2.0.1239
2017-04-02 12:45:40 [000005d0] info [native] Log level console ........... info

2017-04-02 12:45:40 [000005d0] info [native] Log level file .............. info

2017-04-02 12:45:40 [000005d0] info [native] Log file .................... c:/program files (x86)/dynatrace/dynatrace agent 6.2/log/dt_DPS_23164.0.log

2017-04-02 12:45:40 [000005d0] info [native] Agent host .................. lmsp12w001
2017-04-02 12:45:40 [000005d0] info [native] Agent library ............... c:/program files (x86)/dynatrace/dynatrace agent 6.2/agent/downloads/6.2.20.1008/native/windows-x86-32/dtagentcore.dll

2017-04-02 12:45:40 [000005d0] info [native] CLR version: v4.0.30319.0

2017-04-02 12:45:40 [000005d0] info [native] Initializing CLR ...

2017-04-02 12:45:40 [000005d0] info [native] Intel CPU 0x06 0x3e detected.
2017-04-02 12:45:40 [000005d0] info [native] ProcNum=0 MaxMhz=2500 CurrentMhz=2500 MhzLimit=2500 MaxIdleState=1 CurrentIdleState=1 hasInvariantTSC=true

2017-04-02 12:45:40 [000005d0] info [native] ProcNum=1 MaxMhz=2500 CurrentMhz=2500 MhzLimit=2500 MaxIdleState=1 CurrentIdleState=1 hasInvariantTSC=true

2017-04-02 12:45:40 [000005d0] info [native] ProcNum=2 MaxMhz=2500 CurrentMhz=2500 MhzLimit=2500 MaxIdleState=1 CurrentIdleState=1 hasInvariantTSC=true

2017-04-02 12:45:40 [000005d0] info [native] ProcNum=3 MaxMhz=2500 CurrentMhz=2500 MhzLimit=2500 MaxIdleState=1 CurrentIdleState=1 hasInvariantTSC=true

2017-04-02 12:45:40 [000005d0] info [native] High-resolution hardware timer detected.