Weird errors
 

After the transfer of my site to a newer server.

My website is giving some very weird errors.

When some of the posts contain the word "from"* then it leads to a page 404 error.

Sometimes the new reply button link changes from..

http://www.xxx./forums/newreply.php?do=newreply&t=41010

to

http://www.xxx.com/forums/newreply.p...treply&t=41010

I dont really know what is wrong.