Naja daran liegt es nicht.
Aus unerklärlichen Gründen fehlt die setup.msi Datei.
Hier mal der log:
[1FD0:0E28][2016-05-27T16:30:38]i001: Burn v3.10.0.2103, Windows v10.0 (Build 10586: Service Pack 0), path: C:\Users\-\Downloads\Horizon-Setup.exe
[1FD0:0E28][2016-05-27T16:30:38]i000: Initializing numeric variable 'INFUPGRADE' to value '0'
[1FD0:0E28][2016-05-27T16:30:38]i000: Initializing string variable 'InstallFolder' to value '[ProgramFilesFolder]Daring Development\Horizon\'
[1FD0:0E28][2016-05-27T16:30:38]i000: Initializing string variable 'LaunchTarget' to value '[InstallFolder]Horizon.exe'
[1FD0:0E28][2016-05-27T16:30:38]i009: Command Line: ''
[1FD0:0E28][2016-05-27T16:30:38]i000: Setting string variable 'WixBundleLog' to value 'C:\Users\-1\AppData\Local\Temp\Horizon_20160527163038.log'
[1FD0:0E28][2016-05-27T16:30:38]i000: Setting string variable 'WixBundleOriginalSource' to value 'C:\Users\-\Downloads\Horizon-Setup.exe'
[1FD0:0E28][2016-05-27T16:30:38]i000: Setting string variable 'WixBundleOriginalSourceFolder' to value 'C:\Users\-\Downloads\'
[1FD0:0E28][2016-05-27T16:30:38]i000: Setting string variable 'WixBundleName' to value 'Horizon'
[1FD0:0E28][2016-05-27T16:30:38]i000: Setting string variable 'WixBundleManufacturer' to value 'Daring Development Inc.'
[1FD0:0698][2016-05-27T16:30:38]i000: Setting numeric variable 'WixStdBALanguageId' to value 1033
[1FD0:0698][2016-05-27T16:30:38]i000: Setting version variable 'WixBundleFileVersion' to value '2.8.26.0'
[1FD0:0E28][2016-05-27T16:30:38]i100: Detect begin, 1 packages
[1FD0:0E28][2016-05-27T16:30:38]i103: Detected related package: {F4623C72-C8DE-420B-98C3-69EF750E4456}, scope: PerMachine, version: 2.8.19.0, language: 0 operation: MajorUpgrade
[1FD0:0E28][2016-05-27T16:30:38]i101: Detected package: Setup.msi, state: Absent, cached: None
[1FD0:0E28][2016-05-27T16:30:38]i199: Detect complete, result: 0x0
[1FD0:0E28][2016-05-27T16:30:39]i200: Plan begin, 1 packages, action: Install
[1FD0:0E28][2016-05-27T16:30:39]i000: Setting string variable 'WixBundleRollbackLog_Setup.msi' to value 'C:\Users\MARKUS~1\AppData\Local\Temp\Horizon_20160527163038_000_Setup.msi_rollback.log'
[1FD0:0E28][2016-05-27T16:30:39]i000: Setting string variable 'WixBundleLog_Setup.msi' to value 'C:\Users\-\AppData\Local\Temp\Horizon_20160527163038_000_Setup.msi.log'
[1FD0:0E28][2016-05-27T16:30:39]i201: Planned package: Setup.msi, state: Absent, default requested: Present, ba requested: Present, execute: Install, rollback: Uninstall, cache: Yes, uncache: No, dependency: Register
[1FD0:0E28][2016-05-27T16:30:39]i299: Plan complete, result: 0x0
[1FD0:0E28][2016-05-27T16:30:39]i300: Apply begin
[1FD0:0E28][2016-05-27T16:30:39]i010: Launching elevated engine process.
[1FD0:0E28][2016-05-27T16:30:39]i011: Launched elevated engine process.
[1FD0:0E28][2016-05-27T16:30:40]i012: Connected to elevated engine.
[18AC:18A0][2016-05-27T16:30:40]i358: Pausing automatic updates.
[18AC:18A0][2016-05-27T16:30:40]i359: Paused automatic updates.
[18AC:18A0][2016-05-27T16:30:40]i370: Session begin, registration key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6c4303a5-5115-4cfd-bf48-8af0541cd082}, options: 0x7, disable resume: No
[18AC:18A0][2016-05-27T16:30:40]i000: Caching bundle from: 'C:\Users\MARKUS~1\AppData\Local\Temp\{6c4303a5-5115-4cfd-bf48-8af0541cd082}\.be\Horizon-Setup.exe' to: 'C:\ProgramData\Package Cache\{6c4303a5-5115-4cfd-bf48-8af0541cd082}\Horizon-Setup.exe'
[18AC:18A0][2016-05-27T16:30:40]i320: Registering bundle dependency provider: {6c4303a5-5115-4cfd-bf48-8af0541cd082}, version: 2.8.26.0
[18AC:18A0][2016-05-27T16:30:40]i371: Updating session, registration key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6c4303a5-5115-4cfd-bf48-8af0541cd082}, resume: Active, restart initiated: No, disable resume: No
[18AC:192C][2016-05-27T16:30:40]i305: Verified acquired payload: Setup.msi at path: C:\ProgramData\Package Cache\.unverified\Setup.msi, moving to: C:\ProgramData\Package Cache\{788E0680-8042-49A4-A77A-3D9DB7359B53}v2.8.26\Setup.msi.
[18AC:18A0][2016-05-27T16:30:40]i323: Registering package dependency provider: {788E0680-8042-49A4-A77A-3D9DB7359B53}, version: 2.8.26, package: Setup.msi
[18AC:18A0][2016-05-27T16:30:40]i301: Applying execute package: Setup.msi, action: Install, path: C:\ProgramData\Package Cache\{788E0680-8042-49A4-A77A-3D9DB7359B53}v2.8.26\Setup.msi, arguments: ' ARPSYSTEMCOMPONENT="1" INFUPGRADE="0" INSTALLFOLDER="C:\Program Files (x86)\Daring Development\Horizon\"'
[18AC:18A0][2016-05-27T16:30:51]e000: Error 0x80070643: Failed to install MSI package.
[18AC:18A0][2016-05-27T16:30:51]e000: Error 0x80070643: Failed to execute MSI package.
[1FD0:0E28][2016-05-27T16:30:51]e000: Error 0x80070643: Failed to configure per-machine MSI package.
[1FD0:0E28][2016-05-27T16:30:51]i319: Applied execute package: Setup.msi, result: 0x80070643, restart: None
[1FD0:0E28][2016-05-27T16:30:51]e000: Error 0x80070643: Failed to execute MSI package.
[18AC:18A0][2016-05-27T16:30:51]i318: Skipped rollback of package: Setup.msi, action: Uninstall, already: Absent
[1FD0:0E28][2016-05-27T16:30:51]i319: Applied rollback package: Setup.msi, result: 0x0, restart: None
[18AC:18A0][2016-05-27T16:30:51]i329: Removed package dependency provider: {788E0680-8042-49A4-A77A-3D9DB7359B53}, package: Setup.msi
[18AC:18A0][2016-05-27T16:30:51]i351: Removing cached package: Setup.msi, from path: C:\ProgramData\Package Cache\{788E0680-8042-49A4-A77A-3D9DB7359B53}v2.8.26\
[18AC:18A0][2016-05-27T16:30:51]i372: Session end, registration key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6c4303a5-5115-4cfd-bf48-8af0541cd082}, resume: None, restart: None, disable resume: No
[18AC:18A0][2016-05-27T16:30:51]i330: Removed bundle dependency provider: {6c4303a5-5115-4cfd-bf48-8af0541cd082}
[18AC:18A0][2016-05-27T16:30:51]i352: Removing cached bundle: {6c4303a5-5115-4cfd-bf48-8af0541cd082}, from path: C:\ProgramData\Package Cache\{6c4303a5-5115-4cfd-bf48-8af0541cd082}\
[18AC:18A0][2016-05-27T16:30:51]i371: Updating session, registration key: SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\{6c4303a5-5115-4cfd-bf48-8af0541cd082}, resume: None, restart initiated: No, disable resume: No
[1FD0:0E28][2016-05-27T16:30:51]i399: Apply complete, result: 0x80070643, restart: None, ba requested restart: No