Sage 50 error 1618 occurs due to script-based installation failure or mainly cause when the Windows installers view another active installation process.

Sage 50 error 1618 : Another installation is already in progress

Sage is known as the most renowned software in small and growing industries. In the present day, it is commonly used by all the sectors and also known as user friendly software to manage requirements of accounting and finance departments.

It manages finance management system, inventory system, creating invoicing, payments reports, and bill payments. It has a anywhere, anytime cloud services support.

With this software it’s easy to handle this difficult area as well as it maximizes the automation of your business daily workload. While performing this software, the user may encounter multiple errors like Sage 50 error 1607, Sage error 1628, Sage error 6002, Sage 50 cannot be started etc. Sage error 1618 is one of the common errors.

What is the Sage error 1618?

When user is attempting to install the software on the system, they receive the following error on the system.

What are the causes of the Sage error 1618?

  • Due to failed operating system.
  • The windows system file had been corrupted and damaged.
  • Corrupted file entries or many reasons behind this error.
  • While installing and re-installation of the software, the error may occur on their system.
  • Issue of hardware and applications.
  • Due to virus, spy ware and malware infected on the system.

Resolutions of the Sage error 1618?

1. Solution One:

  • Click on windows start, then click on Run.
  • Write CMD and open a command prompt, write unregister / msiexec.
  • Re-registered installer, sage 50 accounting re-install.
Note: Before using these steps to create a backup file.
  • Go to start Windows and click on Run.
  • Write regedit in the box and click on OK.
  • Go to my computer or computer icon.
  • Click on file and click on Export.
  • Click on All in Export and select a location to save the registry backup.

2. Solution Two:

  • Complete the windows updates and shut down other install software or program.
  • After finishing this restart the computer.

3. Solution Three:

  • Hold Ctrl+Alt+Del and click on Task Manager.
  • Go to the Processes tab and click on show processes form all the user on left bottom.
  • Write Msiexec and click on End Process.
  • Again install sage 50.

If the user has already used all the above software to remove this error, the customer can contact on Sage 50 technical support number. Our team is very professional and experienced. They are highly focused towards the customer support service. For any further assistance, the customer can call us at any point of time.

Direct on call: The user can directly deal on our toll free number

Updates:They can continuously update their software. It will provide the safe and secure support,.

Live Chat: The customer can go to the live chat window; there they can chat with us.

Online support: The customer can get resolution for their query and concerns as well as they can share new ideas with sage customers, employees and experts.


  1. What is the major cause of Sage Error 1618?

    QuickBooks 1618 issue is due to a corrupted Window System file (MSIEXEC.EXE). It mainly damages the execution file, which requires being in better condition to avoid incorrect & missing linked information in the program.

  2. How to end the process of Microsoft Installer manually?

    💠 Locate the Task Manager by pressing Ctrl+Alt+Del altogether
    💠 Choose the process Option
    💠 Discover the left corner and Hit on the Show Process option
    💠 Find the instance named MSIEXEC.EXE below the Image name
    💠 Hit on End Process
    💠 Once the process is ended, then start installing Sage 50

  3. What is the quickest method to fix the error 1618 error?

    💠 Open the CTRL+Alt+Del buttons altogether
    💠 Hit on Task Manager
    💠 Discover the MSIEXEC.exe
    💠 Choose End Process

  4. How can I verify the Windows Installer while fixing error 1618?

    💠 Log in as Administrator mode
    💠 Locate My Computer option
    💠 Discover the location- C:\Drive, “C:\WINDOWS\system32
    💠 Discover the .exe file
    💠 Do a right-click on the file
    💠 Click on Open Properties
    💠 Choose Version
    💠 Verify the latest version on the system
    💠 If there is an outdated version, then hit on Update immediately
    💠 Now restart the system

Further Reading