This document explains how to fix Microsoft Office Error code 30174-4 (1920) if it is not working correctly or throwing an unexpected error during installation or reinstallation/upgrade. This solutions applies for Office Home, Office Personal, Office University, Office Academy, Office for business, Office Professional, Office Professional Plus, Office 365, Office 2013, and Office 2016. The error code 30174-4 (1920) generally occurs while installing Office, Upgrading office, Opening Office, launching Office, removing/uninstalling Microsoft office or while applying windows updates. This error applies to all Microsoft office Products (Word, Excel, PowerPoint, Outlook, OneNote, Access, Project, Publisher, Visio, Infopath) and the error generally occurs in Windows 10, Windows 8, Windows 8.1, Windows 7, Windows Vista, Windows XP and other Microsoft Windows Editions.

Error InformationError Descripton
30174-4 (1920) Error Code Log
Avg. Time to Resolve Issue   40 mins
Difficulty Very Hard
Log Name: Microsoft Office <version> 9.36
Source: Memory Fault
Event ID: 8342
Task Category: (515)
Level: System Level
User: <Windows username>
  • Faulting application name: Microsoft Office <Application name>, version: 8.5.3907.15043, time stamp: 0×53960094
  • Faulting module name: Office error.dll, version: 9.7.9971.66496, time stamp: 0×25399221, time stamp: 0×91485852
  • Exception code: 0xc04f963g
  • Fault offset: 0xc08b397d
  • Faulting process ID: 0×006
  • Faulting application start time: 0x05eefc1f41349218
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Program Files (x86)\Microsoft Office\<appname>
  • Report ID: e4b21c84-5898-52b4-7814-3488eef8f856
Table of contents

Symptoms of Error Code

  • You will get an Error Message while installing/reinstalling Microsoft Office
  • High memory usage
  • Microsoft Office Apps stops responding.

Cause of 30174-4 (1920) Error Code

  • Corrupt Office installation files
  • Slow ISP Connection
  • System Level Conflict

Steps to resolve Error Code 30174-4 (1920)

The steps given below should be followed under strict supervision of a Computer Expert. We are not responsible if anything goes wrong with your PC following the steps. All the steps given above are indicative and should resolve the problem in most cases.  You can contact our 24×7 technical support for guaranteed resolution of the issue.
Step 1 Verify Internet explorer Settings :

1. Hold Windows Key + R. Run Dialogue Box will open up.
2. Type iexplore and Click OK.

Open Internet Explorer3. Press Alt+T and Select Internet Options
Select Internet Options From tools menu4. Select Security Tab and Click on “Reset all zones to default level” if the button is active.
Reset Internet Settings
5. Press OK.

Step 2 Check Windows Firewall Settings :

1. Hold Windows Key + R. Run Dialogue Box will open up.
2. Enter Firewall.cpl and Click 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.

Step 3 Steps to do Disk cleanup:

1. Hold Windows Key + R. Run Dialog Box will pop up.
2. Type the command Cleanmgr and Hit Enter key.

Step Fix 30174-4 (1920)3. Drive Selection Box will pop up. Select the System drive and Click OK.
Select Drive for Diskcleanup4. Select all the check boxes and click OK.

Tick All Boxes and Press OK

In most cases error code 30174-4 (1920) 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 Technical Support Representative 24/7 by clicking on the Chat button.

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Last Updated: 23/01/2016
Solution ID: 341011


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  • February 27th, 2016

    Posted In: Microsoft Office Errors

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