我可以找到问题所在。 Wix找到新版本，删除旧版但不安装新版本。可能是什么问题？
日志
[0A3C:0A40][2014-12-01T01:32:53]i200: Plan begin, 2 packages, action: Install
[0A3C:0A40][2014-12-01T01:32:53]w321: Skipping dependency registration on package with no dependency providers: NetFx40Redist
[0A3C:0A40][2014-12-01T01:32:53]i201: Planned package: NetFx40Redist, state: Present, default requested: Present, ba requested: Present, execute: None, rollback: None, cache: No, uncache: No, dependency: None
[0A3C:0A40][2014-12-01T01:32:53]i201: Planned package: Synchronizer, state: Obsolete, default requested: None, ba requested: None, execute: None, rollback: None, cache: No, uncache: No, dependency: None
[0A3C:0A40][2014-12-01T01:32:53]i207: Planned related bundle: {7d6ed5aa-7d5e-4ae7-821a-11a2299402c1}, type: Upgrade, default requested: Absent, ba requested: Absent, execute: Uninstall, rollback: Install, dependency: None
[0A3C:0A40][2014-12-01T01:32:53]i299: Plan complete, result: 0x0
[0A3C:0A40][2014-12-01T01:32:53]i300: Apply begin
[0CB8:078C][2014-12-01T01:32:53]i360: Creating a system restore point.
[0CB8:078C][2014-12-01T01:33:12]i361: Created a system restore point.
[0CB8:078C][2014-12-01T01:33:12]i000: Caching bundle from: 'C:\Users\test\AppData\Local\Temp\{d345c5a3-17e8-4106-a8e6-c89c587c52e1}\.be\InstallerBundle.exe' to: 'C:\ProgramData\Package Cache\{d345c5a3-17e8-4106-a8e6-c89c587c52e1}\InstallerBundle.exe'
[0CB8:078C][2014-12-01T01:33:12]i320: Registering bundle dependency provider: {d345c5a3-17e8-4106-a8e6-c89c587c52e1}, version: 1.0.5.51
[0CB8:078C][2014-12-01T01:33:12]i301: Applying execute package: {7d6ed5aa-7d5e-4ae7-821a-11a2299402c1}, action: Uninstall, path: C:\ProgramData\Package Cache\{7d6ed5aa-7d5e-4ae7-821a-11a2299402c1}\InstallerBundle.exe, arguments: '"C:\ProgramData\Package Cache\{7d6ed5aa-7d5e-4ae7-821a-11a2299402c1}\InstallerBundle.exe" -uninstall -quiet -burn.related.upgrade -burn.ancestors={d345c5a3-17e8-4106-a8e6-c89c587c52e1}'
[0A3C:0A40][2014-12-01T01:33:24]i319: Applied execute package: {7d6ed5aa-7d5e-4ae7-821a-11a2299402c1}, result: 0x0, restart: None
[0A3C:0A40][2014-12-01T01:33:24]i399: Apply complete, result: 0x0, restart: None, ba requested restart: No
[0A3C:0A40][2014-12-01T01:35:27]i500: Shutting down, exit code: 0x0
我的product.wxs（升级的一部分）
<Property Id='PREVIOUSVERSIONSINSTALLED' Secure='yes' />
<Upgrade Id="$(var.UpgradeCode)">
<UpgradeVersion OnlyDetect="yes"
Minimum="1.0.0.0"
Maximum='99.0.0.0'
IncludeMinimum="yes"
IncludeMaximum="no"
Property="PREVIOUSVERSIONSINSTALLED"
IgnoreRemoveFailure="yes" />
</Upgrade>
<InstallExecuteSequence>
<RemoveExistingProducts Before="InstallInitialize"/>
</InstallExecuteSequence>
这会导致什么？另外，我应该说我已经阅读了有关majorUpgrade的问题并尝试添加它但没有任何变化。此外，此安装程序在上次合并之前工作正常（但安装程序中没有任何更改）。这真是令人沮丧。