Error 0x40050200

Value: 1074070016 | 0x40050200 | 1074070016

What does it mean ?

AUDIT_CARD_WRITTEN  
Value: 512 | 0x0200 | 0b0000001000000000

Where does it come from ?

FACILITY_MCA_ERROR_CODE  
Machine Check Architectures (Intel Pentium Pro and Itanium processors)
Value: 5 | 0x005 | 0b00000101

Other Errors for FACILITY_MCA_ERROR_CODE