BP_Group_Extension::maybe_create_screen()

	public function maybe_create_screen() {
		if ( ! bp_is_group_creation_step( $this->screens['create']['slug'] ) ) {
			return;
		}

		call_user_func( $this->screens['create']['screen_callback'], $this->group_id );
		$this->nonce_field( 'create' );

		// The create screen requires an additional nonce field
		// due to a quirk in the way the templates are built.
		wp_nonce_field( 'groups_create_save_' . bp_get_groups_current_create_step(), '_wpnonce', false );
	}