wpsnoop Function cuscf_updatedefaultformkey() conflicts found in 2 plugins

A php function called cuscf_updatedefaultformkey() is used in 2 wordpress plugins/themes and could produce a potential conflict if the wrong combination of themes and plugins is used on your site.

To prevent this from happening developers are encouraged to use namespaces and scopes that isolate their functions from colliding with other functions but this is not always done correctly.

We hope this reference helps you to find PHP Fatal error: Cannot redeclare cuscf_updatedefaultformkey()

The following 2 plugins register a function called cuscf_updatedefaultformkey():

Plugin
Contact Form by ContactUs
Contact Form by ContactUs