Distributed Services Support Team

The official blog of the engineers supporting distributed technologies

Mind the case and space when configuring your protocol bindings inside IIS 7.0 to enable net.tcp

We all are aware that WCF provides a new TCP-based network protocol (net.tcp://) for high...

Author: dhruba Date: 12/01/2009

WCF: Calling WCF service hosted in IIS on the same machine as client throws authentication error

Scenario: A WCF service hosted in IIS that is invoked from another WCF service or ASP.NET...

Author: Imtiaz Hussain Date: 11/10/2009

A COM+ application may stop working on Windows Server 2008 when the identity user logs off

Problem Description You have a COM+ server application. The application is set to run as a...

Author: davidqiu Date: 11/06/2009

Event ID 4156 with RPC_S_INVALIDA_ARG is logged intermittently when MSDTC Mutual Authentication is not required

SYMPTOMS  Intermittently MSDTC 4156 error message with RPC_S_INVALIDA_ARG in the event details...

Author: davidqiu Date: 11/05/2009

How to Correctly Retrieve the Value of MessageHeaders in WCF MessageInspector

Problem Description A WCF message inspectors pass a custom message header from the client caller to...

Author: davidqiu Date: 07/21/2009

Issues to Be Aware of When Using COM+ QueuedComponent with Object Pooling

Problem Description The component is a COM+ event class. It is also a COM+ QueuedComponent (QC) and...

Author: davidqiu Date: 07/21/2009

Error 80070721 Occurs When Instantiating a COM Component on a Remote Windows 2008 Server

Problem Description An application calls CreateObject to activate a COM+ component or a DCOM server...

Author: davidqiu Date: 07/20/2009

Access Violation in ole32 dll after installing MS09-012 on Windows 2000 servers

On windows 2000 SP4 machines, you may experience AVs (C0000005 exceptions) in SQL Server or any...

Author: Sudha Thota Date: 06/25/2009

Tracing in COM and COMplus

Warning You should not enable tracing functionality on production systems unless a Microsoft support...

Author: Sudha Thota Date: 06/19/2009

BadImageFormatException or TypeInitializationException when using mixed mode VC++ dlls in managed servicesapplications

Problem When using mixed mode VC++ dlls in your managed services\applications, you may encounter...

Author: Sudha Thota Date: 06/17/2009

Too many operations or methods in WCF Service causes the metaDataExchange fail

Symptom: Too many methods or operations in WCF service hosted on net.tcp or http binding might lead...

Author: Zafar Mohammed - MSFT Date: 05/07/2009

How to Update MSDTC with Windows Server 2003 MS DTC Hotfix Rollup Packages

The Windows Server 2003 COM+ 1.5 hotfix rollup packages are cumulative. Each package contains all of...

Author: davidqiu Date: 05/02/2009

Disaster Recovery for MSDTC on Windows Server 2003 and 2008

You may experience serious problems with the Microsoft Distributed Transaction Coordinator (MSDTC)...

Author: davidqiu Date: 04/01/2009

How to isolate the installation of individual UDDI Services on Windows 2003 Server

In order to install UDDI components on a Windows 2003 server you use the Add/Remove Windows...

Author: Todd Foust Date: 03/20/2009

Intermittent Error: MSDTC on server 'servername' is unavailable

MSDTC on server 'servername' is unavailable is a generic error which indicates the application...

Author: davidqiu Date: 03/13/2009

Troubleshooting MSDTC Permission Issues When a Distributed Transaction Starts

This article is intended to address some common permission issues during the initialization process...

Author: davidqiu Date: 03/13/2009

Client proxy close method call does not finish immediately in one-way WCF calls

Problem: Clients calling a one-way method in WCF Service and then close method on proxy does not...

Author: Zafar Mohammed - MSFT Date: 02/12/2009

The hidden tool – MSDTC Transaction Tracing

If you deal with MSDTC frequently, you might have noticed an option to toggle the tracing options...

Author: PuneetG Date: 02/06/2009

Streaming large files with WSE

We have a few articles that describe how to enable large file transfers with WSE 3.0(see references...

Author: Imtiaz Hussain Date: 01/07/2009

Troubleshooting MSDTC issues with the DTCPing tool

Every day the Distributed Services support team in Microsoft helps customers in troubleshooting some...

Author: PuneetG Date: 11/12/2008

Welcome to the Distributed Services Support Team Blog

Welcome everyone to the official blog of the Distributed Services support team at Microsoft. We are...

Author: Todd Foust Date: 10/17/2008

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