"The Windows Installer Service Could Not Be Accessed" when installing or updating BLS-2021

Products > BLS > BLS-2022 > Installation
As a note: Windows 2003 and Windows XP are not officially supported by BLS-2022. We strongly encourage you to network a computer with Windows 8 or newer to your scoring system and move BLS to that computer.
 

What to Do:


You may need to check the articles at Microsoft:


Manually make the registry entry yourself. Please note that editing the registry for Windows must be done with caution.
 
 
  1. Open Regedit by holding the WINDOWS key and the R key together to bring up the RUN dialog and enter REGEDIT and press ok.
  2. Locate and then click the following subkey in the registry:   HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Installer
  3. Inside the Installer key, click Edit, point to New and then click DWORD Value
  4. Type SecureRepairPolicy for the name of the DWORD and then press Enter
  5. In the Value data box, type 2, and then click OK 
  6. Locate and then click the following subkey in the registry:   HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\Installer
  7. Inside the Installer key, click Edit, point to New and then click Key
  8. Type SecureRepairWhitelist for the name of the key and then press Enter
  9. Double-click the SecureRepairWhitelist key to open it.
  10. Inside the SecureRepairWhitelist key, click Edit, point to New and then click String Value
  11. Set the name of the String Value to, the following name, which includes the braces, {6AB532A2-40CA-4524-9C02-DFBC4FEC2A4A}.
  12. Install BLS-2022 (or update BLS-2022 if already installed).
 

Article ID: 2663, , Modified: 8/12/2022 at 9:47 AM

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