From Garmin_Express_*.log:
[1528:1664][2014-12-31T13:38:57]i300: Apply begin
[1528:10C4][2014-12-31T13:38:58]i000: In launch enabled (State) Applying
[163C:1010][2014-12-31T13:39:03]i360: Creating a system restore point.
[163C:1010][2014-12-31T13:39:39]i361: Created a system restore point.
[163C:1010][2014-12-31T13:39:39]i000: Caching bundle from: 'C:\Users\xxxx\AppData\Local\Temp\{045320b6-c340-4960-aefd-57bf08a9b425}\.be\GarminExpressInstaller.exe' to: 'C:\ProgramData\Package Cache\{045320b6-c340-4960-aefd-57bf08a9b425}\GarminExpressInstaller.exe'
[163C:1010][2014-12-31T13:39:40]i320: Registering bundle dependency provider: {045320b6-c340-4960-aefd-57bf08a9b425}, version: 3.2.21.0
[1528:135C][2014-12-31T13:39:40]w343: Prompt for source of package: VisualCppRedistributablex86, payload: VisualCppRedistributablex86, path: C:\Users\xxxx\AppData\Local\Temp\Garmin\Express\vcredist_x86.exe
[1528:135C][2014-12-31T13:39:40]i000: Message: Downloading required components
[1528:135C][2014-12-31T13:39:40]i338: Acquiring package: VisualCppRedistributablex86, payload: VisualCppRedistributablex86, download from: download.microsoft.com/.../vcredist_x86.exe
[1528:10C4][2014-12-31T13:39:40]i000: In launch enabled (State) Acquiring
[163C:139C][2014-12-31T13:40:06]e000: Error 0x80091007: Hash mismatch for path: C:\ProgramData\Package Cache\.unverified\VisualCppRedistributablex86
[163C:139C][2014-12-31T13:40:06]e000: Error 0x80091007: Failed to verify hash of payload: VisualCppRedistributablex86
[163C:139C][2014-12-31T13:40:06]e310: Failed to verify payload: VisualCppRedistributablex86 at path: C:\ProgramData\Package Cache\.unverified\VisualCppRedistributablex86, error: 0x80091007. Deleting file.
[163C:139C][2014-12-31T13:40:06]e000: Error 0x80091007: Failed to cache payload: VisualCppRedistributablex86
[1528:135C][2014-12-31T13:40:06]e314: Failed to cache payload: VisualCppRedistributablex86 from working path: C:\Users\xxxx\AppData\Local\Temp\{045320b6-c340-4960-aefd-57bf08a9b425}\VisualCppRedistributablex86, error: 0x80091007.
[1528:135C][2014-12-31T13:40:06]e349: Application requested retry of payload: VisualCppRedistributablex86, encountered error: 0x80091007. Retrying...
[1528:135C][2014-12-31T13:40:06]w343: Prompt for source of package: VisualCppRedistributablex86, payload: VisualCppRedistributablex86, path: C:\Users\xxxx\AppData\Local\Temp\Garmin\Express\vcredist_x86.exe
[1528:135C][2014-12-31T13:40:06]i000: Message: Downloading required components
[1528:135C][2014-12-31T13:40:06]i338: Acquiring package: VisualCppRedistributablex86, payload: VisualCppRedistributablex86, download from: download.microsoft.com/.../vcredist_x86.exe
[163C:139C][2014-12-31T13:41:19]e000: Error 0x80091007: Hash mismatch for path: C:\ProgramData\Package Cache\.unverified\VisualCppRedistributablex86
[163C:139C][2014-12-31T13:41:19]e000: Error 0x80091007: Failed to verify hash of payload: VisualCppRedistributablex86
[163C:139C][2014-12-31T13:41:19]e310: Failed to verify payload: VisualCppRedistributablex86 at path: C:\ProgramData\Package Cache\.unverified\VisualCppRedistributablex86, error: 0x80091007. Deleting file.
[163C:139C][2014-12-31T13:41:19]e000: Error 0x80091007: Failed to cache payload: VisualCppRedistributablex86
[1528:135C][2014-12-31T13:41:19]e314: Failed to cache payload: VisualCppRedistributablex86 from working path: C:\Users\xxxx\AppData\Local\Temp\{045320b6-c340-4960-aefd-57bf08a9b425}\VisualCppRedistributablex86, error: 0x80091007.
[1528:135C][2014-12-31T13:41:19]e349: Application requested retry of payload: VisualCppRedistributablex86, encountered error: 0x80091007. Retrying...
[1528:135C][2014-12-31T13:41:19]w343: Prompt for source of package: VisualCppRedistributablex86, payload: VisualCppRedistributablex86, path: C:\Users\xxxx\AppData\Local\Temp\Garmin\Express\vcredist_x86.exe
[1528:135C][2014-12-31T13:41:19]i000: Message: Downloading required components
[1528:135C][2014-12-31T13:41:19]i338: Acquiring package: VisualCppRedistributablex86, payload: VisualCppRedistributablex86, download from: download.microsoft.com/.../vcredist_x86.exe
[163C:139C][2014-12-31T13:42:08]e000: Error 0x80091007: Hash mismatch for path: C:\ProgramData\Package Cache\.unverified\VisualCppRedistributablex86
[163C:139C][2014-12-31T13:42:08]e000: Error 0x80091007: Failed to verify hash of payload: VisualCppRedistributablex86
[163C:139C][2014-12-31T13:42:08]e310: Failed to verify payload: VisualCppRedistributablex86 at path: C:\ProgramData\Package Cache\.unverified\VisualCppRedistributablex86, error: 0x80091007. Deleting file.
[163C:139C][2014-12-31T13:42:08]e000: Error 0x80091007: Failed to cache payload: VisualCppRedistributablex86
[1528:135C][2014-12-31T13:42:08]e314: Failed to cache payload: VisualCppRedistributablex86 from working path: C:\Users\xxxx\AppData\Local\Temp\{045320b6-c340-4960-aefd-57bf08a9b425}\VisualCppRedistributablex86, error: 0x80091007.
[1528:1664][2014-12-31T13:42:08]e000: Error 0x80091007: Failed while caching, aborting execution.
[163C:1010][2014-12-31T13:42:08]i330: Removed bundle dependency provider: {045320b6-c340-4960-aefd-57bf08a9b425}
[163C:1010][2014-12-31T13:42:08]i352: Removing cached bundle: {045320b6-c340-4960-aefd-57bf08a9b425}, from path: C:\ProgramData\Package Cache\{045320b6-c340-4960-aefd-57bf08a9b425}\
[1528:10C4][2014-12-31T13:42:08]i000: In launch enabled (State) Applying
[1528:1664][2014-12-31T13:42:08]i000: Message: Failed to install
[1528:1664][2014-12-31T13:42:08]i399: Apply complete, result: 0x80091007, restart: None, ba requested restart: No
[1528:10C4][2014-12-31T13:42:08]i000: In launch enabled (State) Failed
- uninstalled KB2918614 and rebooted, KB2918614 no longer listed under "Installed updates", re-tried update, failure persisted
- downloaded and installed http://download.microsoft.com/download/2/E/6/2E61CFA4-993B-4DD4-91DA-3737CD5CD6E3/vcredist_x86.exe by hand, vcredist installation succeeded, re-tried update, failure persisted
WTF?
Question for the setup devs: is this perhaps fixed in WiX 3.9?
