Unable to install Windows Installer MSP file

Problem: Unable to install Windows Installer MSP file 

Description: I got the above error while installing Service Pack3 on SQL Server 2005 box. 

Product                                    : Database Services (INST2)
Product Version (Previous)     : 3257
Product Version (Final)           :
Status                                      : Failure
Log File                                    : C:\Program Files\Microsoft SQL Server\90\Setup Bootstrap\LOG\Hotfix\SQL9_Hotfix_KB955706_sqlrun_sql.msp.log
Error Number                                     : 11032
Error Description                                : Unable to install Windows Installer MSP file

 Resolution:  

Step 1:  Check the setup log file from C:\Program Files\Microsoft SQL Server\90\Setup Bootstrap\LOG\Hotfix\SQL9_Hotfix_KB955706_sqlrun_sql.msp.log 

Step 2: Search for “return value 3” and scan next +/- 10 lines for error details 

Step 3: During scan I found the below error details “Fail create file C:\Program Files\Microsoft SQL Server\MSSQL.1\MSSQL\FTData  folder” I have created the required folder at desired location and has resolve the issue. 

There are other causes as well for the failure to resolved it you can follow the below steps

-          Copy the service pack from network location to installation location or on SQL Server box

-          Check for the registry parameters 

Check below KB documents to resolve error

http://support.microsoft.com/kb/926622.