This document explains how to fix Microsoft Office Error code 30045-4 (1) if it is not working correctly or throwing an unexpected error during office installation. 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 30045-4 (1) 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
30045-4 (1) Error Code Log
Avg. Time to Resolve Issue   45 mins
Difficulty Hard
Log Name: Microsoft Office <version> 7.86
Source: Application Conflict
Event ID: 8605
Task Category: (866)
Level: Application Level
User: <Windows username>
  • Faulting application name: Microsoft Office <Application name>, version: 4.2.6166.89145, time stamp: 0×11742074
  • Faulting module name: Office update.dll, version: 3.3.9013.04859, time stamp: 0×16207132, time stamp: 0×51455709
  • Exception code: 0xc07a296d
  • Fault offset: 0xa03d565b
  • Faulting process ID: 0×539
  • Faulting application start time: 0x13fcgc9d50489298
  • Faulting application path: ~<userpath>
  • Faulting module path: ~C:\Program Files (x86)\Microsoft Office\<appname>
  • Report ID: a3c79c78-4564-78d9-3535-8753ceb6c527
Table of contents

Symptoms of Error Code

  • You will receive an Error Message while nstalling Microsoft Office. The error may look like “Something went wrong. Error code 30045-4 (1)“.
  • Slow Overall System Performance
  • Ms Office Application Will stop working.

Cause of 30045-4 (1) Error Code

  • Corrupt Ms Office installation files
  • Windows Firewall Issue
  • Temp store location is infected with active malware

How to fix Error Code 30045-4 (1)

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 Remove Conflicting System Files

1. Goto Control Panel and type “Disk Cleanup” in search box.
2. Click on Disk Cleanup button.

Step Fix 30045-4 (1)3. Drive Selection Box will pop up. Select the System drive and Press OK.
Select Drive for Diskcleanup4. Check all the check boxes and click OK.

Tick All Boxes and Press OK

Step 2 Check Internet Settings

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

Open Internet Explorer3. Goto Tools 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.


In most cases error code 30045-4 (1) 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.

Rate this Solution
Did this article help you?
79   1      
Last Updated: 08/02/2016
Solution ID: 573627


Recently Added Errors:

  • Error Code 30125-39 (12007) – How to Fix Steps
  • 30068-13 (1715) Error Code – How to Fix Steps
  • 255-6 Error Code – How to Fix Steps
  • 3014-13 Error Code – How to Fix Steps
  • 30015-1025 (216) Error Code – How to Fix Steps
  • 2-16 Error Code – How to Fix Steps
  • The Application Was Unable To Start Correctly (0xc0000142) Click Ok To Close The Application – How to Fix Steps
  • 30183-1015 (1) Error Code – How to Fix Steps
  • 10106-1 Error Code – How to Fix Steps
  • 30170-4 Error Code – How to Fix Steps
  • February 27th, 2016

    Posted In: Microsoft Office Errors

    LiveZilla Live Chat Software