FluidTYPO3\Flux\Core::unregisterConfigurationProvider PHP Method

    public static function unregisterConfigurationProvider($providerClassName)
    {
        if (TRUE === in_array($providerClassName, self::$providers)) {
            $index = array_search($providerClassName, self::$providers);
            unset(self::$providers[$index]);
        } elseif (FALSE === in_array($providerClassName, self::$unregisteredProviders)) {
            array_push(self::$unregisteredProviders, $providerClassName);
        }
    }

 /**
  * Setup
  */
 public function setup()
 {
     $providers = Core::getRegisteredFlexFormProviders();
     if (TRUE === in_array('FluidTYPO3\\Flux\\Service\\FluxService', $providers)) {
         Core::unregisterConfigurationProvider('FluidTYPO3\\Flux\\Service\\FluxService');
     }
 }