Cannot install DOTNET 3.5 SP1 on Server 2003 R2 SP2

i using full package , md5 crc ok!

i error 1603 stating:

[02/19/10,17:08:08] microsoft .net framework 2.0a: [2] error: installation failed component microsoft .net framework 2.0a. msi returned error code 1603  [02/19/10,17:08:12] wapui: [2] depcheck indicates microsoft .net framework 2.0a not installed.

nailed down update dotnet 2.0 sp2 inside of setup of dotnet 3.5 sp1 because exact same error when download , install dotnet 2.0 sp2

i tried on net. cleanup dotnet thing reinstall same error. change right on registry keys. nogo.

we need asap. server reinstall not option.

hi,

 

this issues caused corrupt .net framework components.

 

i suggest trying following steps troubleshoot issue:

 

step 1 remove .net framework

====================

1. download tool file following link:

 

http://windowsuu.com/tools/dotnetfx_cleanup_tool.zip

 

2. please save zip file (dotnetfx_cleanup_tool.zip) above link desktop , extract desktop.

3. double click cleanup_tool.exe run tool.

4. please follow instruction , click cleanup remove .net framework - versions.

 

then, please continue next steps.

 

step 2 remove related files in safe mode

====================

1. restart computer , keep pressing f8 key until windows startup menu appears.

2. choose safe mode, , press enter.

3. click "start" -> "run", type "%windir%" (without quotation marks) , press "ok".

4. locate "assembly" folder , right click on , choose rename rename assemblyold.

5. click "start" -> "run", type "%temp%" (without quotation marks) , press "ok".

6. delete files in open folder.

7. click "start" -> "run", type "%windir%\microsoft.net" (without quotation marks) , press "ok". 

8. right click on folder framework , choose rename rename frameworkold.

9. restart system normal mode.

 

after restarting, please try install .net framework 3.5 again.

 

step 3: manually downloading , installing microsoft .net framework 3.5

===========================

1. click following link:

 

microsoft .net framework 3.5

http://www.microsoft.com/downloads/details.aspx?displaylang=en&familyid=333325fd-ae52-4e35-b531-508d977d32a6

 

microsoft .net framework 3.5 service pack 1.

http://www.microsoft.com/downloads/details.aspx?familyid=ab99342f-5d1a-413d-8319-81da479ab0d7&displaylang=en

 

2. when file download window appears, please click "save", , follow directions save on desktop. after downloading microsoft .net framework 3.5 , sp1 setup file on desktop, double-click manually install them.

 

hope helps.

 

tim quan - msft

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