In reply to cgales:
In reply to UVM_LOVE:
Your call to get() in your agent is also incorrect. You want:
if(!uvm_config_db #(apb_master_config)::get(this, "", "apb_master_config", m_cfg))
`uvm_fatal("FATAL MSG", "Configuration object is not set properly")
Thank you cgales, I missed it. Thanks again.