Just to let you know, the previous post is a guess, educated but still a guess. you really need to post photos to get any answers in this section.
Your cent is damaged, and you can't change it. Thinking you have an error, and it being one is a completely different thing.
Yes, and is due to said damage. Look closely and you'll see remnants of the lower leg still there, albeit in a different form.
Just going through the motions to say I agree with damage. The metal is very easy to move around and a good hit shoved the lower leg away. Sorry, but it is what is and not an error.
"L" = uppercase or capitalized. "l" = lowercase. The "L" of "LIBERTY" on her coin has had the lower leg hit or otherwise damaged, meaning it now resembles a lowercase "l". Easy peasy.