想学C++，下了个Visual Studio 2012，结果安装出错了，怎么装都装不上，求大神解答
下面是图片和错误日志(太长发不全，只是后面一部分)
……Applying rollback package: vs_minshellcore, action: Uninstall, path: C:\ProgramData\Package Cache\{800F484E-9D69-492D-B656-7BAA32586142}v11.0.50727\packages\vs_minshellcore\vs_minshellcore.msi, arguments: ' MSIFASTINSTALL="7" VSEXTUI="1" VS7.3643236F_FC70_11D3_A536_0090278A1BB8="d:\Program Files (x86)\Microsoft Visual Studio 11.0"'[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Installation size in bytes for package: vs_minshellcore MaxAppDrive: 0 MaxSysDrive: 1695744 AppDrive: 0 SysDrive: 0[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Return Code:0x0 Msi Messages:0 Result Detail:RollbackCleanup Restart:None[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Reset execution Result[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Reset Result[0FF8:0FFC][2013-07-07T20:29:43]: Applied rollback package: vs_minshellcore, result: 0x0, restart: None[0FCC:0FD0][2013-07-07T20:29:43]: Removed dependency: {2175bf99-cf46-4968-8761-a7f59d172c9a} on package provider: Microsoft.VS.VC_RuntimeMinimum_x86,v11, package vcRuntimeMinimum_x86[0FCC:0FD0][2013-07-07T20:29:43]: Applying rollback package: vcRuntimeMinimum_x86, action: Uninstall, path: C:\ProgramData\Package Cache\{2F73A7B2-E50E-39A6-9ABC-EF89E4C62E36}v11.0.50727\packages\vcRuntimeMinimum_x86\vc_runtimeMinimum_x86.msi, arguments: ' MSIFASTINSTALL="7" NOVSUI="1"'[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Installation size in bytes for package: vcRuntimeMinimum_x86 MaxAppDrive: 0 MaxSysDrive: 0 AppDrive: 0 SysDrive: 0[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Return Code:0x0 Msi Messages:0 Result Detail:RemoveExistingProducts Restart:None[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Reset execution Result[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Reset Result[0FF8:0FFC][2013-07-07T20:29:44]: Applied rollback package: vcRuntimeMinimum_x86, result: 0x0, restart: None[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Apply Complete: Disk Space Used in bytes for Installation: MaxAppDrive: 860504064 MaxSysDrive: 424386560 AppDrive: 81920 SysDrive: 16068608[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Free Disk Space after install: SystemDrive C:\ 4189675520 bytes AppDrive d:\ 112987131904 bytes[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Go to Finished page.[0FF8:0FFC][2013-07-07T20:29:44]: Apply complete, result: 0x80070643, restart: None, ba requested restart: No
下面是图片和错误日志(太长发不全，只是后面一部分)
……Applying rollback package: vs_minshellcore, action: Uninstall, path: C:\ProgramData\Package Cache\{800F484E-9D69-492D-B656-7BAA32586142}v11.0.50727\packages\vs_minshellcore\vs_minshellcore.msi, arguments: ' MSIFASTINSTALL="7" VSEXTUI="1" VS7.3643236F_FC70_11D3_A536_0090278A1BB8="d:\Program Files (x86)\Microsoft Visual Studio 11.0"'[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Installation size in bytes for package: vs_minshellcore MaxAppDrive: 0 MaxSysDrive: 1695744 AppDrive: 0 SysDrive: 0[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Return Code:0x0 Msi Messages:0 Result Detail:RollbackCleanup Restart:None[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Reset execution Result[0FF8:0FFC][2013-07-07T20:29:43]: MUX: Reset Result[0FF8:0FFC][2013-07-07T20:29:43]: Applied rollback package: vs_minshellcore, result: 0x0, restart: None[0FCC:0FD0][2013-07-07T20:29:43]: Removed dependency: {2175bf99-cf46-4968-8761-a7f59d172c9a} on package provider: Microsoft.VS.VC_RuntimeMinimum_x86,v11, package vcRuntimeMinimum_x86[0FCC:0FD0][2013-07-07T20:29:43]: Applying rollback package: vcRuntimeMinimum_x86, action: Uninstall, path: C:\ProgramData\Package Cache\{2F73A7B2-E50E-39A6-9ABC-EF89E4C62E36}v11.0.50727\packages\vcRuntimeMinimum_x86\vc_runtimeMinimum_x86.msi, arguments: ' MSIFASTINSTALL="7" NOVSUI="1"'[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Installation size in bytes for package: vcRuntimeMinimum_x86 MaxAppDrive: 0 MaxSysDrive: 0 AppDrive: 0 SysDrive: 0[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Return Code:0x0 Msi Messages:0 Result Detail:RemoveExistingProducts Restart:None[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Reset execution Result[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Reset Result[0FF8:0FFC][2013-07-07T20:29:44]: Applied rollback package: vcRuntimeMinimum_x86, result: 0x0, restart: None[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Apply Complete: Disk Space Used in bytes for Installation: MaxAppDrive: 860504064 MaxSysDrive: 424386560 AppDrive: 81920 SysDrive: 16068608[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Free Disk Space after install: SystemDrive C:\ 4189675520 bytes AppDrive d:\ 112987131904 bytes[0FF8:0FFC][2013-07-07T20:29:44]: MUX: Go to Finished page.[0FF8:0FFC][2013-07-07T20:29:44]: Apply complete, result: 0x80070643, restart: None, ba requested restart: No
