How to Fix Sage Taxation Error 1603

Sage Taxation Error 1603

Sage Taxation is a flexible and modular suite that helps you easily file all types of self-assessment returns. It has been specifically designed to suite the growing demands of small and medium businesses. However, at times, you might run into errors while using this software. One such error is “Sage 50 Error 1603: A fatal error occurred during installation”. The error occurs when your Windows operating system becomes corrupted and can lead to system crashes and freezes, slow loading of programs and files, and delayed response time.

Causes of Sage Taxation Error 1603?

There could be numerous reasons that can lead to Error 1603. These include:

  • Excessive startup entries,
  • Hardware or RAM decline,
  • Registry errors,
  • Fragmented files,
  • Virus or malware infection, and
  • Redundant program installations.

Read More : How to Fix Sage Error Problem Initializing the Year End Wizard

Steps for Fix Sage Taxation Error 1603

Sage Error 1603 can dramatically reduce the speed of your PC. Here are some easy ways to resolve the issue.

Method 1: Check for Errors in Log Files

Check your log files for errors that might have occurred during the installation process. For this,

  • Go to Start and click Control Panel.
  • Click System and Security and then go to Administrative Tools.
  • Double click on Event Viewer.
  • On the left hand side of the screen, click on the arrow to the left of Windows Logs to expand it.
  • Click on Application to see all messages, warnings, and errors that might have occurred while running the program.
  • Check for errors or warnings that correspond to the issues that occurred during installation.
  • Try to fix the errors manually or get in touch with our expert technicians for expert advice.

Method 2: Check for Administrator Rights

Ensure that you have logged into your computer as an Administrator and have sufficient rights to install the software.

Method 3: Make sure you have Full Permissions to SQL Directory

  • To successfully update all your data, your software should be able to access certain folders like the SQL Directory. To ensure that it has full permissions to access SL Directory,
  • Go to Start and click on Computer.
  • Now go into your Local Disk (C) and click on Program Files.
  • Go to Microsoft SQL Server and click MSSQLx.
  • Now go into the MSSQL folder and right click on the Data folder.
  • Select the Security tab and click on Edit.
  • In the User Names box, click on the user SQLServerMSSQLUser to highlight.
  • Check the Permission For box for full control.
  • Now click Apply and press OK and then press OK again to close the Properties window.

Method 4: Re-register the Windows Installer Service

Windows Installer manages the installation and removal of programs. At times, the registration of Microsoft installation engine gets corrupted or you might still be running the outdated version of the tool. In such cases, you need to unregistered and then re-register the Windows Installer service. For this,

  • Log onto the computer as Administrator.
  • Click on the Start button and enter “services.msc” in the search text field and press Enter.
  • Now enter the administrator password for the computer and click Continue.
  • Double click on Windows Installer on the services list and select Automatic from the Windows Installer properties dialog box.
  • Click Start and then click Apply to apply the changes.
  • Finally, click OK to restart the software installation.

Note: If the error is still not fixed, restart Windows and configure the computer for a “clean” startup.

Method 5: System Configuration

  • Go to Start and enter System Configuration in the search text field.
  • Press Enter.
  • Select System Configuration from the menu option from the programs list and enter password.
  • Choose the Selective Startup menu option and clear the following check boxes: load startup items, load system services, and the use original boot configuration.
  • Select Services, select the Hide All Microsoft Services check box, and then click on the Disable All menu option.
  • Select OK and restart the computer. Error 1603 should now be fixed.

Method 6: Check for full Access to %Temp% Directory

Issues with Sage Taxation software can also crop up if the Installer is unable to access your Temporary folder where log files for installation are stored. To check if the folder is fully accessible,

  • Click on Start. In the Search field, type %temp% and press Enter.
  • If the folder opens up without issue, then %Temp% Directory is not causing issues with your software installation.

However, if you are unable to access the folder, then you need expert help from Accountingadvice to fix the issue.

Also Read : How to Fix Sage 50 Error User Maintained Tax Tables are Missing or Damaged

Final Words!

So, there you have it friends, these are some of the best facts, features and solutions when dealing with How to fix Sage Taxation Error 1603. For more details on the same, be sure to visit us at and you are sure to get more information about the same.

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Frequently Asked Questions (FAQs)

What is Meant by Error Code 1603 when Conducting the Sage Taxation?

The main ‘Error 1603: Fatal error during installation’. This usually occurs When trying to install your Sage software, this message usually appears. It usually occurs when you do not have the correct Windows user permissions inorder to access the areas affected by the installation.

How can one Fix the Error Code 1603?

In order to do so, you need to:
1. Start by checking if the app has been previously installed on the PC. If so, uninstall and reinstall the app once again. 
2. Install the package within a folder that has not been encrypted. 
3. Install the package on to a drive that is not accessed as a substitute drive. 
4. Finally Grant Full Control permissions to the SYSTEM account

How Can one Fix Sage Errors?

In order to do this, you need to: 
1. Start by clicking Run repair. 
Note: If you use Remote Data Access in Sage 50 Accounts v27, the repair must be run within the main site. 
2. In order to back up the data, click OK then click OK. 
3. If the errors are finally repaired, the Success window will be displayed

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