SketchUp 2015 win64 安装失败。

请问，各位朋友，我的系统是Win 7 64位，现在安装2015的时候，点“接受”之后， 出现正在下载1个文件，之后，就提出下载文件时发生错误。出现这问题后，我更新了系统补丁。.net 4.5.1也安装了。就是不知道什么原因。

安装时出现此问题，始终没解决。安装系统补丁也不行，我的系统是 Win 7 64位。
日志：
The following properties have been set:
Property: [AdminUser] = true {boolean}
Property: [InstallMode] = HomeSite {string}
Property: [ProcessorArchitecture] = AMD64 {string}
Property: [VersionNT] = 6.1.1 {version}
Running checks for package 'Microsoft Windows', phase BuildList
The following properties have been set for package 'Microsoft Windows':
Running checks for command 'SketchUpPrerequisites64\MinimumWindowsVersion'
Result of running operator 'VersionGreaterThanOrEqualTo' on property 'VersionNT' and value '6.1': true
Result of checks for command 'SketchUpPrerequisites64\MinimumWindowsVersion' is 'Bypass'
Running checks for command 'SketchUpPrerequisites64\64BitArchitecture'
Result of running operator 'ValueEqualTo' on property 'ProcessorArchitecture' and value 'AMD64': true
Result of checks for command 'SketchUpPrerequisites64\64BitArchitecture' is 'Bypass'
'Microsoft Windows' RunCheck result: No Install Needed
Running checks for package 'Microsoft .NET Framework 4 (x86 和 x64)', phase BuildList
Reading value 'Version' of registry key 'HKLM\Software\Microsoft\NET Framework Setup\NDP\v4\Full'
Read string value '4.5.50938'
Setting value '4.5.50938 {string}' for property 'DotNet40Full_TargetVersion'
Reading value 'Version' of registry key 'HKLM\Software\Microsoft\NET Framework Setup\NDP\v4\Full\2052'
Unable to read registry value
Not setting value for property 'DotNet40FullLangPack_TargetVersion'
The following properties have been set for package 'Microsoft .NET Framework 4 (x86 和 x64)':
Property: [DotNet40Full_TargetVersion] = 4.5.50938 {string}
Running checks for command 'DotNetFX40\dotNetFx40_Full_x86_x64.exe'
Result of running operator 'ValueEqualTo' on property 'InstallMode' and value 'HomeSite': true
Result of checks for command 'DotNetFX40\dotNetFx40_Full_x86_x64.exe' is 'Bypass'
Running checks for command 'DotNetFX40\dotNetFx40_Full_setup.exe'
Result of running operator 'ValueNotEqualTo' on property 'InstallMode' and value 'HomeSite': false
Result of running operator 'VersionGreaterThanOrEqualTo' on property 'DotNet40Full_TargetVersion' and value '4.0.30129': true
Result of checks for command 'DotNetFX40\dotNetFx40_Full_setup.exe' is 'Bypass'
Running checks for command 'DotNetFX40\dotNetFx40LP_Full_x86_x64zh-Hans.exe'
Skipping ByPassIf because Property 'DotNet40FullLangPack_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 'DotNetFX40\dotNetFx40LP_Full_x86_x64zh-Hans.exe' is 'Install'
'Microsoft .NET Framework 4 (x86 和 x64)' RunCheck result: Install Needed
EULA for components 'Microsoft .NET Framework 4 (x86 和 x64)' was accepted.
Copying files to temporary directory "C:\Users\RENJIA~1\AppData\Local\Temp\VSD22DB.tmp\"
Downloading files to "C:\Users\RENJIA~1\AppData\Local\Temp\VSD22DB.tmp\"
(2015/4/28 15:36:17) Downloading 'DotNetFX40\dotNetFx40LP_Full_x86_x64zh-Hans.exe' from 'http://go.microsoft.com/fwlink/?linkid=164199&clcid=0x804' to 'C:\Users\RENJIA~1\AppData\Local\Temp\VSD22DB.tmp\'
Download completed at 2015/4/28 15:36:20
Downloading failed with HRESULT=-2146697211

你的意思是现在下载不了su吗？？1710069619找我吧   我有现成的！！给你  

1710069619 发表于 2015-4-29 23:02
你的意思是现在下载不了su吗？？1710069619找我吧   我有现成的！！给你

能发我一份吗，万分感谢，302946853@qq.com

2015的SU感觉好复杂啊