Just downloaded the setup and started it. I get to agree with the terms and press install, but the installer stops almost immediately saying "This setup requires launcher.exe to be closed".
Here's my log:
[1918:1BFC][2012-12-18T15:36:34]: Burn v3.6.2928.0, Windows v6.2 (Build 9200: Service Pack 0), path: C:\Users\Tobias\Downloads\MechWarriorOnline.exe, cmdline: '' [1918:1BFC][2012-12-18T15:36:34]: Initializing string variable 'InstallFolder' to value 'C:\Games\Piranha Games' [1918:1BFC][2012-12-18T15:36:34]: Initializing string variable 'LaunchTarget' to value '[InstallFolder]\MechWarrior Online\Bin32\MechWarriorOnline.exe' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'WixBundleLog' to value 'C:\Users\Tobias\AppData\Local\Temp\MechWarrior_Online_20121218153634.log' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'WixBundleOriginalSource' to value 'C:\Users\Tobias\Downloads\MechWarriorOnline.exe' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'WixBundleName' to value 'MechWarrior Online' [1918:1BFC][2012-12-18T15:36:34]: Detect 3 packages [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'HasVCPP2010Search' to value '1' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'Netfx35SP' to value '1' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'Netfx20Version' to value '2.0.50727.4927' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'Netfx35Version' to value '3.5.30729.4926' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'Netfx4FullVersion' to value '4.5.50709' [1918:1BFC][2012-12-18T15:36:34]: Setting string variable 'Netfx30Version' to value '3.0.30729.4926' [1918:1BFC][2012-12-18T15:36:34]: Detected package: vcredist_x86.exe, state: Absent, cached: None [1918:1BFC][2012-12-18T15:36:34]: Detected package: dotNetFx35setup.exe, state: Absent, cached: None [1918:1BFC][2012-12-18T15:36:34]: Detected package: MechWarrior_Online.msi, state: Absent, cached: None [1918:1BFC][2012-12-18T15:36:34]: Detected package: MechWarrior_Online.msi, feature: MechWarriorOnlineInstall, state: Absent [1918:1BFC][2012-12-18T15:36:34]: Condition 'NOT ((VersionNT > 501 OR VersionNT64 > 501) OR (VersionNT = 501 AND ServicePackLevel >= 3) OR (VersionNT64 = 501 AND ServicePackLevel >= 2))' evaluates to true. [1918:1BFC][2012-12-18T15:36:34]: Detect complete, result: 0x0 [1918:1BFC][2012-12-18T15:37:04]: Plan 3 packages, action: Install [1918:1BFC][2012-12-18T15:37:04]: Condition 'NOT HasVCPP2010Search' evaluates to false. [1918:1BFC][2012-12-18T15:37:04]: Skipping dependency registration on package with no dependency providers: vcredist_x86.exe [1918:1BFC][2012-12-18T15:37:04]: Condition '(NOT Netfx35Version) OR (Netfx35SP=0)' evaluates to false. [1918:1BFC][2012-12-18T15:37:04]: Skipping dependency registration on package with no dependency providers: dotNetFx35setup.exe [1918:1BFC][2012-12-18T15:37:04]: Plan 1 msi features for package: MechWarrior_Online.msi [1918:1BFC][2012-12-18T15:37:04]: Planned feature: MechWarriorOnlineInstall, state: Absent, default requested Unknown, ba requested: Unknown, execute action: None, rollback action: None [1918:1BFC][2012-12-18T15:37:04]: Setting string variable 'WixBundleRollbackLog_MechWarrior_Online.msi' to value 'C:\Users\Tobias\AppData\Local\Temp\MechWarrior_Online_20121218153634_0_MechWarrior_Online.msi_rollback.log' [1918:1BFC][2012-12-18T15:37:04]: Setting string variable 'WixBundleLog_MechWarrior_Online.msi' to value 'C:\Users\Tobias\AppData\Local\Temp\MechWarrior_Online_20121218153634_0_MechWarrior_Online.msi.log' [1918:1BFC][2012-12-18T15:37:04]: Planned package: vcredist_x86.exe, state: Absent, default requested: Absent, ba requested: Absent, execute: None, rollback: None, cache: No, uncache: No, dependency: None [1918:1BFC][2012-12-18T15:37:04]: Planned package: dotNetFx35setup.exe, state: Absent, default requested: Absent, ba requested: Absent, execute: None, rollback: None, cache: No, uncache: No, dependency: None [1918:1BFC][2012-12-18T15:37:04]: Planned package: MechWarrior_Online.msi, state: Absent, default requested: Present, ba requested: Present, execute: Install, rollback: Uninstall, cache: Yes, uncache: No, dependency: Register [1918:1BFC][2012-12-18T15:37:04]: Plan complete, result: 0x0 [1918:1BFC][2012-12-18T15:37:04]: Apply begin [1918:1BFC][2012-12-18T15:37:04]: Caching bundle from: 'C:\Users\Tobias\AppData\Local\Temp\{74d11f91-05cc-44f6-8e49-94fe7f33c79b}\.be\MechWarriorOnline.exe' to: 'C:\Users\Tobias\AppData\Local\Package Cache\{74d11f91-05cc-44f6-8e49-94fe7f33c79b}\MechWarriorOnline.exe' [1918:1BFC][2012-12-18T15:37:04]: Registering bundle dependency provider: {74d11f91-05cc-44f6-8e49-94fe7f33c79b}, version: 1.2.0.0 [1918:1C10][2012-12-18T15:37:04]: Verified acquired payload: MechWarrior_Online.msi at path: C:\Users\Tobias\AppData\Local\Package Cache\.unverified\MechWarrior_Online.msi, moving to: C:\Users\Tobias\AppData\Local\Package Cache\{F8511A0F-D91D-4E3D-A59C-3CA8FB8EAFE8}v1.2.0.0\MechWarrior Online.msi. [1918:1C10][2012-12-18T15:37:04]: WIXSTDBA: OnCacheAcquireProgress() - container/package: MechWarrior_Online.msi, payload: MechWarrior_Online.msi, progress: 2158592, total: 2158592, overall progress: 100% [1918:1C10][2012-12-18T15:37:04]: WIXSTDBA: OnProgress() - progress: 0%, overall progress: 50% [1918:1BFC][2012-12-18T15:37:04]: Applying execute package: MechWarrior_Online.msi, action: Install, path: C:\Users\Tobias\AppData\Local\Package Cache\{F8511A0F-D91D-4E3D-A59C-3CA8FB8EAFE8}v1.2.0.0\MechWarrior Online.msi, arguments: ' ARPSYSTEMCOMPONENT="1" INSTALLLOCATION="C:\Games\Piranha Games\MechWarrior Online"' [1918:1BFC][2012-12-18T15:37:04]: WIXSTDBA: OnExecuteProgress() - package: MechWarrior_Online.msi, progress: 0%, overall progress: 0% [1918:1BFC][2012-12-18T15:39:24]: Error 0x80070643: Failed to install MSI package. [1918:1BFC][2012-12-18T15:39:24]: Error 0x80070643: Failed to configure per-user MSI package. [1918:1BFC][2012-12-18T15:39:24]: Applied execute package: MechWarrior_Online.msi, result: 0x80070643, restart: None [1918:1BFC][2012-12-18T15:39:24]: Error 0x80070643: Failed to execute MSI package. [1918:1BFC][2012-12-18T15:39:24]: Skipped rollback of package: MechWarrior_Online.msi, action: Uninstall, already: Absent [1918:1BFC][2012-12-18T15:39:24]: WIXSTDBA: OnProgress() - progress: 0%, overall progress: 0% [1918:1BFC][2012-12-18T15:39:24]: Applied rollback package: MechWarrior_Online.msi, result: 0x0, restart: None [1918:1BFC][2012-12-18T15:39:24]: Removing cached package: MechWarrior_Online.msi, from path: C:\Users\Tobias\AppData\Local\Package Cache\{F8511A0F-D91D-4E3D-A59C-3CA8FB8EAFE8}v1.2.0.0\ [1918:1BFC][2012-12-18T15:39:24]: Removed bundle dependency provider: {74d11f91-05cc-44f6-8e49-94fe7f33c79b} [1918:1BFC][2012-12-18T15:39:24]: Removing cached bundle: {74d11f91-05cc-44f6-8e49-94fe7f33c79b}, from path: C:\Users\Tobias\AppData\Local\Package Cache\{74d11f91-05cc-44f6-8e49-94fe7f33c79b}\ [1918:1BFC][2012-12-18T15:39:24]: Apply complete, result: 0x80070643, restart: None, ba requested restart: No