With the latest windows installer - I get the following error on windows 7 -
[765C:7118][2017-04-01T10:50:19]i001: Burn v3.8.1128.0, Windows v6.1 (Build 7601: Service Pack 1), path: D:\Install\InstallMeteor.exe, cmdline: ‘’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘TermsUrl’ to value ‘https://www.meteor.com/terms’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘PrivacyUrl’ to value ‘https://www.meteor.com/privacy’
[765C:7118][2017-04-01T10:50:19]i000: Initializing numeric variable ‘PerMachineInstall’ to value ‘0’
[765C:7118][2017-04-01T10:50:19]i000: Initializing numeric variable ‘PerUserInstall’ to value ‘1’
[765C:7118][2017-04-01T10:50:19]i000: Initializing numeric variable ‘CreateRButton’ to value ‘1’
[765C:7118][2017-04-01T10:50:19]i000: Initializing numeric variable ‘SignInRButton’ to value ‘0’
[765C:7118][2017-04-01T10:50:19]i000: Initializing hidden variable ‘RegisterEmail’
[765C:7118][2017-04-01T10:50:19]i000: Initializing hidden variable ‘RegisterUser’
[765C:7118][2017-04-01T10:50:19]i000: Initializing hidden variable ‘RegisterPass’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘SkipRegistrationState’ to value ‘disable’
[765C:7118][2017-04-01T10:50:19]i000: Initializing numeric variable ‘SkipRegistration’ to value ‘0’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘UserMeteorSessionFile’ to value ‘[LocalAppDataFolder].meteorsession’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘PerMachineInstallFolder’ to value ‘[ProgramFilesFolder][WixBundleName]’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘PerUserInstallFolder’ to value ‘[LocalAppDataFolder]’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘InstallFolder’ to value ‘[PerUserInstallFolder]’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘InstallRegPath’ to value ‘SOFTWARE\Meteor Development Group \Meteor\Install’
[765C:7118][2017-04-01T10:50:19]i000: Initializing string variable ‘MSICustomErrFile’ to value ‘[WixBundleLog].err’
[765C:7118][2017-04-01T10:50:19]i000: Setting string variable ‘WixBundleLog’ to value ‘C:\Users\MNIRHA~1.ORA\AppData\Local\Temp\Meteor_20170401105019.log’
[765C:7118][2017-04-01T10:50:19]i000: Setting string variable ‘WixBundleOriginalSource’ to value ‘D:\Install\InstallMeteor.exe’
[765C:7118][2017-04-01T10:50:19]i052: Condition ‘(VersionNT >= v5.1)’ evaluates to true.
[765C:7118][2017-04-01T10:50:19]i000: Setting string variable ‘WixBundleName’ to value ‘Meteor’
[765C:7948][2017-04-01T10:50:20]i000: Setting string variable ‘varProgressHeader’ to value ‘Installing [WixBundleName]’
[765C:7948][2017-04-01T10:50:20]i000: Setting string variable ‘varProgressInfo’ to value ‘Please wait while Setup installs [WixBundleName] on your computer.’
[765C:7948][2017-04-01T10:50:20]i000: Setting string variable ‘varSuccessHeader’ to value ‘Meteor is now installed on your computer.’
[765C:7948][2017-04-01T10:50:20]i000: Setting string variable ‘varSuccessInfo’ to value 'To get started, open a new command prompt and type “meteor”. If you’re running Windows 8.1, you may need to restart your machine.
Check out the Wiki page on GitHub to learn more about the Meteor Windows preview.’
[765C:7948][2017-04-01T10:50:20]i000: Setting string variable ‘varFailureHeader’ to value ‘Setup Failed’
[765C:7118][2017-04-01T10:50:20]i100: Detect begin, 2 packages
[765C:7118][2017-04-01T10:50:20]i000: Update location: https://www.meteor.com/.
[765C:7118][2017-04-01T10:50:20]i101: Detected package: SetupMeteor_MachineInstall, state: Absent, cached: None
[765C:7118][2017-04-01T10:50:20]i101: Detected package: SetupMeteor_UserInstall, state: Absent, cached: None
[765C:7118][2017-04-01T10:50:20]i199: Detect complete, result: 0x0
[765C:7118][2017-04-01T10:50:20]i200: Plan begin, 2 packages, action: Install
[765C:7118][2017-04-01T10:50:20]i052: Condition ‘NOT Installed AND (PerMachineInstall = 1)’ evaluates to false.
[765C:7118][2017-04-01T10:50:20]w322: Skipping cross-scope dependency registration on package: SetupMeteor_MachineInstall, bundle scope: PerUser, package scope: PerMachine
[765C:7118][2017-04-01T10:50:20]i052: Condition ‘NOT Installed AND (PerUserInstall = 1)’ evaluates to true.
[765C:7118][2017-04-01T10:50:20]i000: Setting string variable ‘WixBundleRollbackLog_SetupMeteor_UserInstall’ to value ‘C:\Users\MNIRHA~1\AppData\Local\Temp\Meteor_20170401105019_0_SetupMeteor_UserInstall_rollback.log’
[765C:7118][2017-04-01T10:50:20]i000: Setting string variable ‘WixBundleLog_SetupMeteor_UserInstall’ to value ‘C:\Users\MNIRHA~1.ORA\AppData\Local\Temp\Meteor_20170401105019_0_SetupMeteor_UserInstall.log’
[765C:7118][2017-04-01T10:50:20]i201: Planned package: SetupMeteor_MachineInstall, state: Absent, default requested: Absent, ba requested: Absent, execute: None, rollback: None, cache: No, uncache: No, dependency: None
[765C:7118][2017-04-01T10:50:20]i201: Planned package: SetupMeteor_UserInstall, state: Absent, default requested: Present, ba requested: Present, execute: Install, rollback: Uninstall, cache: Yes, uncache: No, dependency: Register
[765C:7118][2017-04-01T10:50:20]i299: Plan complete, result: 0x0
[765C:7118][2017-04-01T10:50:20]i300: Apply begin
[765C:7118][2017-04-01T10:50:20]i000: Caching bundle from: ‘C:\Users\MNIRHA~1\AppData\Local\Temp{e2d162ba-d521-4ab7-89c0-bcddd6010381}.be\InstallMeteor.exe’ to: ‘C:\Users\mnirhali\AppData\Local\Package Cache{e2d162ba-d521-4ab7-89c0-bcddd6010381}\InstallMeteor.exe’
[765C:7118][2017-04-01T10:50:20]i320: Registering bundle dependency provider: {e2d162ba-d521-4ab7-89c0-bcddd6010381}, version: 1.0.0.0
[765C:56B4][2017-04-01T10:50:20]i305: Verified acquired payload: SetupMeteor_UserInstall at path: C:\Users\mnirhali\AppData\Local\Package Cache.unverified\SetupMeteor_UserInstall, moving to: C:\Users\mnirhali\AppData\Local\Package Cache{2DA24988-287C-4531-9B32-88729CBDF7F1}v1.0\SetupMeteor.msi.
[765C:7118][2017-04-01T10:50:20]i323: Registering package dependency provider: {2DA24988-287C-4531-9B32-88729CBDF7F1}, version: 1.0, package: SetupMeteor_UserInstall
[765C:7118][2017-04-01T10:50:20]i301: Applying execute package: SetupMeteor_UserInstall, action: Install, path: C:\Users\mnirhali\AppData\Local\Package Cache{2DA24988-287C-4531-9B32-88729CBDF7F1}v1.0\SetupMeteor.msi, arguments: ’ ARPSYSTEMCOMPONENT=“1” MSIFASTINSTALL=“7” METEOR_DIR=“C:\Users\mnirhali\AppData\Local” INSTALL_REG_PATH=“SOFTWARE\Meteor Development Group \Meteor\Install” MSICUSTOMERRFILE=“C:\Users\MNIRHA~1\AppData\Local\Temp\Meteor_20170401105019.log.err” PERUSER_INSTALL=“1”’
[765C:7118][2017-04-01T10:52:35]e000: Error 0x80070643: Failed to install MSI package.
[765C:7118][2017-04-01T10:52:35]e000: Error 0x80070643: Failed to configure per-user MSI package.
[765C:7118][2017-04-01T10:52:35]i319: Applied execute package: SetupMeteor_UserInstall, result: 0x80070643, restart: None
[765C:7118][2017-04-01T10:52:35]e000: Error 0x80070643: Failed to execute MSI package.
[765C:7118][2017-04-01T10:52:35]i318: Skipped rollback of package: SetupMeteor_UserInstall, action: Uninstall, already: Absent
[765C:7118][2017-04-01T10:52:35]i319: Applied rollback package: SetupMeteor_UserInstall, result: 0x0, restart: None
[765C:7118][2017-04-01T10:52:35]i329: Removed package dependency provider: {2DA24988-287C-4531-9B32-88729CBDF7F1}, package: SetupMeteor_UserInstall
[765C:7118][2017-04-01T10:52:35]i351: Removing cached package: SetupMeteor_UserInstall, from path: C:\Users\mnirhali\AppData\Local\Package Cache{2DA24988-287C-4531-9B32-88729CBDF7F1}v1.0
[765C:7118][2017-04-01T10:52:35]i330: Removed bundle dependency provider: {e2d162ba-d521-4ab7-89c0-bcddd6010381}
[765C:7118][2017-04-01T10:52:35]i352: Removing cached bundle: {e2d162ba-d521-4ab7-89c0-bcddd6010381}, from path: C:\Users\mnirhali\AppData\Local\Package Cache{e2d162ba-d521-4ab7-89c0-bcddd6010381}
[765C:7118][2017-04-01T10:52:35]i399: Apply complete, result: 0x80070643, restart: None, ba requested restart: No