Access violation at address 012E5448 in module ‘Skype.exe’

Hi,
I have been using Skype on my machine running with Windows 7 for long.
Recently I have received an error regarding parameter. Have a look at the error message below.
I have no idea for the error.
Please help me to solve the problem.
Thanks in advance.

Skype
Access violation at address 012E5448 in module ‘Skype.exe’. Write of address 00000371.
