A method of collecting error logs according to the disclosure includes generating, during procedure of BIOS of a server, at least one BIOS error log based on detection of an error condition of one or more of hardware devices and a CPU, transmitting the at least one BIOS error log to a BMC, storing the at least one BIOS error log received from the CPU, packaging the at least one BIOS error log and at least one log that is generated by the BMC and that is related to BMC sensors to generate an error log file, and storing the error log file.