Arkadaşlar ne yaptıysam çözemedim bu sorunu net framework 4.0 ı yükleyemiyorum bütün sürümleri kaldırıp yeniden kurcaktım ama malesef düşündüğüm şeyi yapamadım yardımlarınızı bekliyorum :( © 2009 Microsoft Corporation. All rights reserved. Terms of Use. OS Version = 6.1.7601, Platform 2, Service Pack 1 OS Description = Windows 7 - x64 Ultimate Edition Service Pack 1 CommandLine = D:\13ab56fefe5b963067fc71f4\\Setup.exe /x86 /x64 /ia64 /web TimeZone = GTB Standart Saati Initial LCID = 1055 Using Simultaneous Download and Install mechanism Operation: Installing Package Name = Microsoft .NET Framework 4 Setup Package Version = 4.0.30319 User Experience Data Collection Policy: Disabled Number of applicable items: 12 Exe (D:\13ab56fefe5b963067fc71f4\SetupUtility.exe) succeeded. Exe Log File: dd_SetupUtility.txt ServiceControl operation succeeded! ServiceControl operation succeeded! Exe (C:\Users\BuRock\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\Windows6.1-KB958488-v6001-x64.msu) failed with 0x240006 - (null). Exe (D:\13ab56fefe5b963067fc71f4\SetupUtility.exe) succeeded. Exe Log File: dd_SetupUtility.txt MSI (C:\Users\BuRock\AppData\Local\Temp\Microsoft .NET Framework 4 Setup_4.0.30319\netfx_Core_x64.msi) Installation failed. Msi Log: Microsoft .NET Framework 4 Setup_20121217_144547764-MSI_netfx_Core_x64.msi.txt Final Result: Installation failed with error code: (0x80070643), "Yükleme sırasında önemli hata. " (Elapsed time: 0 00:01:06). hatanın kodu bu üstadlar anlarsınız siz :)