Insert Column Option Disabled in Excel 2010

Problem : Insert Column Option Disabled in Excel 2010?

Solution : The following steps will resolve this problem.

1) Close all Ms Office file.
And browse the following path

for windows XP
C:\Documents and Settings\Username\Application Data\Microsoft\Excel

For windows 7 and Later OS

C:\Users\Username\Appdata\Roaming\Microsoft\Excel

find the file name Excel.15.xlb and rename it to Excel.15.old 

open excel file and check again.

Try this may be this will help you.

Thanks