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无法升级 .NET Framework 4

tag-icon • tag-icon windows .net-framework
无法升级 .NET Framework 4

由于 .NET 4，Windows 7 32 位上的 Jabra Desktop 客户端升级失败

有一个msdn 上的讨论出现与我的类似错误，但没有任何解决方案。错误显示 - 进程退出，代码为 -2146762485

希望这个社区中的某个人能够帮助我解决这个错误。

错误日志

Running checks for package 'Microsoft .NET Framework 4 Client Profile (x86 and x64)', phase BeforePackage
Reading value 'Version' of registry key 'HKLM\Software\Microsoft\NET Framework Setup\NDP\v4\Client'
Unable to read registry value
Not setting value for property 'DotNet40Client_TargetVersion'
The following properties have been set for package 'Microsoft .NET Framework 4 Client Profile (x86 and x64)':
Running checks for command 'DotNetFX40Client\dotNetFx40_Client_setup.exe'
Result of running operator 'ValueNotEqualTo' on property 'InstallMode' and value 'HomeSite': false
Skipping ByPassIf because Property 'DotNet40Client_TargetVersion' was not defined
Result of running operator 'ValueEqualTo' on property 'AdminUser' and value 'false': false
Result of running operator 'VersionLessThan' on property 'VersionNT' and value '5.1.2': false
Result of running operator 'ValueEqualTo' on property 'ProcessorArchitecture' and value 'IA64': false
Result of checks for command 'DotNetFX40Client\dotNetFx40_Client_setup.exe' is 'Install'
'Microsoft .NET Framework 4 Client Profile (x86 and x64)' RunCheck result: Install Needed
Verifying file integrity of C:\Users\aname~1.ST-\AppData\Local\Temp\VSD5210.tmp\DotNetFX40Client\dotNetFx40_Client_setup.exe
WinVerifyTrust returned 0
File trusted
Installing using command 'C:\Users\aname~1.ST-\AppData\Local\Temp\VSD5210.tmp\DotNetFX40Client\dotNetFx40_Client_setup.exe' and parameters ' /q /norestart /ChainingPackage ClientX64ClickOnce /lcid 1033'
Process exited with code -2146762485
Status of package 'Microsoft .NET Framework 4 Client Profile (x86 and x64)' after install is 'InstallFailed'

尝试的解决方案

  1. 禁用防火墙和代理。.NET 4 下载成功，但安装仍然失败，并显示相同的错误代码。

答案1

错误号 -2146762485 似乎是证书失败 - 就像是尝试检查安装文件上的签名但失败了。机器是否正确连接到互联网/是否正在运行防火墙？

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