How to get rid of "html" at end of url?

[wmlvb]

Hi,

I noticed some of my urls for thread and links on my site end with html. I understand this causes error page? How do I get rid of the "Html" as part of url?

[Marco van Herwaarden]

Sorry but i don't understand what you mean. can you give examples?

[Dismounted]

Are you talking about some sort of URL rewriting modification you have installed?