Access to this resource on the server is denied

whenever i try to save theme options of wordpress site i am facing this error from servers kindly resolve it

403
Forbidden
Access to this resource on the server is denied!

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IP Address: 119.160.103.53

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Hello,

I saw the screenshot you attached.

This issue is from the server. Please try to disable mod_security on your server. It seems to block Theme Setting’s “save” requests. Contact your hosting provider for help.

Best Regards

[Author]

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