In reply to Husni Mahdi:
Use get_sequencer() and get_sequence_path() instead of get_full_name().
uvm_config_db #(apb2spi_env_config)::get(get_sequencer(), get_sequence_path(), "CONFIG_DATA_ENV", env_config);
https://verificationacademy.com/forums/uvm/configuration-sequences-started-virtual-sequence
https://verificationacademy.com/forums/uvm/question-configuration-uvm-sequences#reply-113780