Apache Friends Support Forum

I am getting this error, can some one tell me how i fix it,the mySQL is working but apache is not working it gives me this error,,some 1 please help me,

Error: Apache shutdown unexpectedly.
1:57:00 AM [Apache] This may be due to a blocked port, missing dependencies,
1:57:00 AM [Apache] improper privileges, a crash, or a shutdown by another method.
1:57:00 AM [Apache] Press the Logs button to view error logs and check
1:57:00 AM [Apache] the Windows Event Viewer for more clues
1:57:00 AM [Apache] If you need more help, copy and post this
1:57:00 AM [Apache] entire log window on the forums
1:58:09 AM [main] Executing "services.msc"
1:58:09 AM [main] Executing "services.msc"

[EDIT by Altrea: splitted from original Topic, because unrelated]