Hi, Error 1719 “The Windows Installer Service could not be accessed. This can occur if the Windows Installer is not correctly installed. Contact your support personnel for assistance. Pitbull Don. ” It usually be caused by installing a 32-bit program in 64 bit Windows without Windows-on-Windows 64-bit (WoW64). Colson Bicycle Serial Numbers. WOW64 is the x86 emulator that allows 32-bit Windows-based applications to run seamlessly on 64-bit Windows. Please refer: According the issue, I recommend that you may check the value of the following: Notice: Please backup you Registry before modification! HKEY_LOCAL_MACHINE SYSTEM CurrentControlSet services msiserver ( Dword is WOW64) If the WOW64=1, set the value of WOW64=0, then restart the Windows Installer service.

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If the persists, as a test, you may try to start the Windows Installer service manually, what’s the result? Please remember to click “Mark as Answer” on the post that helps you, and to click “Unmark as Answer” if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread. Hi, Error 1719 “The Windows Installer Service could not be accessed. This can occur if the Windows Installer is not correctly installed.