httpd.conf : after msimple modification, can't restart service

Alain01

Registered
Jul 3, 2006
1
0
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Hi,
On my server, i want to add on httpd.conf this line:

php_admin_flag allow_url_fopen off

at the end of my file.
Then i restart Apache service via whm but apache can't restart.
If i comment this line, all is ok!
???

What is the problem in this line ?