Hi

Hi Sasi6168,

Welcome to the Apple Community.

Apple support have an article onlin that may help :-)

If your iPhone or iPod touch won't charge

If your battery won't charge or charges slowly, or if an alert message appears, learn what to do.

https://support.apple.com/en-us/HT201569

Hope this works for you.

___________________________________________________

If you still need help after trying everything in the above article:

You might want to take the iPod to an apple Store:

a Genius Bar reservation is recommended:

https://www.apple.com/retail/geniusbar/

OR

There is a "Get Support" link top Apple at top right ion this discussion page

OR

See a list of Apple phone numbers around the world.

https://support.apple.com/en-us/HT201232 

All the best :-)

Thank you for letting us know you were able to solve the difficulty. Sasi6168,

Cheers!