Step1:Check searching the complete computer for XLSTART and than delete the
contents.
Step2: Follow the
steps and check if that helps:
1.Go to the location C:\Program File\Microsoft Office\Office
12\excel.exe
(if you are using a 64bit machine, then you would have to go to
C:\Program files x86\Microsoft Office\Office 12\Excel.exe)
2.Right click on
Excel.exe and click on Properties and then click on Compatibility tab. Check if
you have any check mark in any of the compatibility mode options. Make sure you
also click on the option "change settings for all users" tab at the bottom of
the same screen and look for similar check boxes in the window.
3.Uncheck the
option Run as Administrator option is you have it checked.
4.If you see any
check boxes in the compatibility mode options, uncheck all the boxes and click
on Apply and OK.
5.Try to open Excel now and check
Step3: Search for excel.xlb, *.qat and *.pip. Try searching and renaming this
files. Check if excel works.
If still it doesn't work than, go for contorl panel> programs> programs
& features> highlight office 2007> change> click on drop down of
excel and make it NOT AVAILABLE.
Open registry: start> run >regedit> ok
Take back and then delete
the EXCEL FOLDERS
Browse to
HKEY_CURRENT_USER\Software\Microsoft\Office
Browse to
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Office
Browse to
HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\Office
Start> control panel> programs> programs & features>
highlight office 2007> change> click on drop down of excel and make it
AVAILABLE.