Setup wizard suggests to Navigate to<Store URL>/glew/module/version and check the JSON to confirm installation.
This path <Store URL>/glew/module/version expects HTTP_X_GLEW_TOKEN or X_GLEW_TOKEN headers. And trying to visit this path in the browser will return Undefined index: X_GLEW_TOKEN error.
Here is the code responsible for error /Controller/Module.php$authToken = (isset($_SERVER['HTTP_X_GLEW_TOKEN']) ? $_SERVER['HTTP_X_GLEW_TOKEN'] : $_SERVER['X_GLEW_TOKEN']);
Setup wizard suggests to
Navigate to<Store URL>/glew/module/versionand check the JSON to confirm installation.This path
<Store URL>/glew/module/versionexpectsHTTP_X_GLEW_TOKENorX_GLEW_TOKENheaders. And trying to visit this path in the browser will returnUndefined index: X_GLEW_TOKENerror.Here is the code responsible for error
/Controller/Module.php$authToken = (isset($_SERVER['HTTP_X_GLEW_TOKEN']) ? $_SERVER['HTTP_X_GLEW_TOKEN'] : $_SERVER['X_GLEW_TOKEN']);