[WINDOWS]
-Go to start then run, type services.msc.
-Find apache service on the right pane "apache2.2" or something close to that.
-Right click and go to properties.
- Go to general tab.
- Look at " Path to executable:"
- Move your apache folder (in xampp folder or something like that) to where the above path direct it to. Create folders if you have to. Mine i had to create "apachefrie nds"...