| Min version | Vista SP1 |
|---|---|
| Max version | 10 TH2 |
| x64 offset offset:bitpos | Field Name |
| 0x0000 | unsigned long Signature |
| 0x0004 | union _WHEA_REVISION Revision |
| 0x0006 | unsigned long SignatureEnd |
| 0x000A | uint16_t SectionCount |
| 0x000C | enum _WHEA_ERROR_SEVERITY Severity |
| 0x0010 | union _WHEA_ERROR_RECORD_HEADER_VALIDBITS ValidBits |
| 0x0014 | unsigned long Length |
| 0x0018 | union _WHEA_TIMESTAMP Timestamp |
| 0x0020 | struct _GUID PlatformId |
| 0x0030 | struct _GUID PartitionId |
| 0x0040 | struct _GUID CreatorId |
| 0x0050 | struct _GUID NotifyType |
| 0x0060 | uint64_t RecordId |
| 0x0068 | union _WHEA_ERROR_RECORD_HEADER_FLAGS Flags |
| 0x006C | union _WHEA_PERSISTENCE_INFO PersistenceInfo |
| 0x0074 | uint8_t[12] Reserved |