Why do I restart apache2.2 after the local localhost can open for a while and not, but also to restart the apache2.2 service?

Why do I restart apache2.2 after the local localhost can open for a while and not, but also to restart the apache2.2 service????
I installed the XAMPP on this machine, the new PHP project, a few days ago, no matter whether using localhost or the IP of the machine can open the Web page, and the speed is very fast, even if occasionally abnormal can not open the page restart the computer is OK, these two days do not know how, LocalHost A will be able to open a can not, I restarted the service inside the apache2.2, can open the page in the local, if refresh the page, there will be problems, check the information on the Internet, did not find the right, feeling is the problem of apache2.2 configuration, high-finger teaching ...

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It's hard to get a hit answer, you can look at your Apache log content and see if you can find out why.
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Encounter a similar problem, usually a firewall problem or anti-virus software
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This log failed to respond to the situation, paste the error log content. In addition, try to provide the log part when the fault occurs

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