This document explains how to fix Microsoft Outlook error code Either there is no default mail client or the current mail client cannot fulfill the messaging request.  if it is not working properly or throwing an error while installing, updating,  launching/opening, performing action like sending or receiving emails, configuring emails etc.

This solutions applies for following version of Microsoft Outlook:

  • Outlook 2016
  • Outlook 365
  • Outlook 2013
  • Outlook 2007
  • Outlook 2010
  • Microsoft Office (2013/365/2016)
Error Code Log
Avg. Time to Resolve Issue   50 mins
Difficulty Very Hard
Log Name: Microsoft Outlook <version> 5.75
Source: DNS Error
Also known as: Outlook fehler code, foutcode, fejlkode, code d’erreur, codice di errore, feil kode, cod de eroare, código de error
Operating System
  • Windows 7
  • Windows 8
  • Windows 10
Level: Administrator
User: <Outlook username>
Description:
  • Faulting Application Name: Microsoft Outlook <Application name>, version: 4.1.0524.09120, time stamp: 0×89924948
  • Faulting module name: Outlook  event.dll, version: 9.9.4251.37251
  • Exception code: 0xb03g510b
  • Fault offset: 0xa09f893b
  • Faulting process ID: 0×595
  • Faulting application start time: 0x16abec4e11080685
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Program Files (x86)\Microsoft Outlook\<appname>
  • Report ID: d6e33e81-2631-62e1-4224-5522aee6f831

Cause of Outlook Error Code:

  • Proxy issue
  • System Level Conflict

How to Resolve Outlook Error Code Either There Is No Default Mail Client Or The Current Mail Client Cannot Fulfill The Messaging Request:

Step 1: Start Outlook in Safe Mode:
1. Hold Win Key + R and Enter “Outlook /safe”
2. Press OK.

Step 2: Temporarily Disable Windows Firewall Setting :

1. Press Windows Key + R. Run Dialogue Box will open up.
2. Type Firewall.cpl and Press OK.

3. Click on “Turn Windows Firewall On or Off
Turn Windows Firewall on or off4. In Private network Setting, select “Turn off Windows firewall (not recommended)
5. Do the same for Public Network Setting.
Disable Windows Firewall6. Press OK.
Note: After the issue is resolved you must turn the Windows Firewall on.

In most cases Outlook error code Either there is no default mail client or the current mail client cannot fulfill the messaging request. Please run Microsoft Outlook…. should be resolved by following above steps. If however the issue still persists it means there is some critical issue with your system which needs to be fixed manually and is recommended to be done by an experienced Computer Technician.

You can chat one-on-one with one of our Outlook Support Representative 24/7 by clicking on the Chat button.

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Last Updated: 18/02/2016
Solution ID: 154695

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