wpsnoop Function add_app_page() conflicts found in 4 plugins

A php function called add_app_page() is used in 4 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 add_app_page()

The following 4 plugins register a function called add_app_page():

Plugin
Login with WHMCS
OpenID Connect Login ( OpenID Connect Client)
Login with Azure (Azure SSO)
Login with Cognito