806f052b-2101ffff Invalid or Unsupported firmware or software was detected on system[ComputerSystemElementName].Explanation: The IMM primary firmware image has been corrupted. The IMM is running on the backup image.May also be shown as 806f052b2101ffff or 0x806f052b2101ffffSeverity: ErrorAlert Category: Critical - OtherServiceable: YesCIM Information: Prefix: PLAT and ID: 0446SNMP Trap ID: 50Automatically notify Support: NoUser response: Reflash or update the IMM firmware.806f0607-0301ffff An SM BIOS Uncorrectable CPU complex error for [ProcessorElementName] has asserted.Explanation: The UEFI has detected a configuration type issue with microprocessor 1.May also be shown as 806f06070301ffff or 0x806f06070301ffffSeverity: ErrorAlert Category: Critical - CPUServiceable: YesCIM Information: Prefix: PLAT and ID: 0816SNMP Trap ID: 40Automatically notify Support: NoUser response: This is a UEFI detected event. The UEFI diagnostic code for this event can be found in the loggedIMM message text. Please refer to the UEFI diagnostic code in the "UEFI diagnostic code" section of the Info Centerfor the appropriate user response.Related Links:v “Finding the UEFI (POST) error code” on page 1666806f0607-0302ffff An SM BIOS Uncorrectable CPU complex error for [ProcessorElementName] has asserted.Explanation: The UEFI has detected a configuration type issue with microprocessor 2.May also be shown as 806f06070302ffff or 0x806f06070302ffffSeverity: ErrorAlert Category: Critical - CPUServiceable: YesCIM Information: Prefix: PLAT and ID: 0816SNMP Trap ID: 40Automatically notify Support: NoUser response: This is a UEFI detected event. The UEFI diagnostic code for this event can be found in the loggedIMM message text. Please refer to the UEFI diagnostic code in the "UEFI diagnostic code" section of the Info Centerfor the appropriate user response.Related Links:v “Finding the UEFI (POST) error code” on page 1666806f052b-2101ffff • 806f0607-0302ffff1022 System x3850 X6 and x3950 X6 Types 3837 and 3839: Installation and Service Guide