My Apache server not running in Xampp

[Jilani]

here is the error which is displaying when i click on the start button
12:13:26 AM [Apache] Error: Apache shutdown unexpectedly.
12:13:26 AM [Apache] This may be due to a blocked port, missing dependencies,
12:13:26 AM [Apache] improper privileges, a crash, or a shutdown by another method.
12:13:26 AM [Apache] Press the Logs button to view error logs and check
12:13:26 AM [Apache] the Windows Event Viewer for more clues
12:13:26 AM [Apache] If you need more help, copy and post this
12:13:26 AM [Apache] entire log window on the forums
Please help me out!

[JJ_Tagy]

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12:13:26 AM [Apache] If you need more help, copy and post this
12:13:26 AM [Apache] entire log window on the forums
...