| Tag | Field Name | XML Name | Data Type | Union Datatype | Description | Added | Depr. | Enums from tag | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 123 | GapFillFlag | (not used in FIXML) | Boolean |
Indicates that the Sequence Reset message is replacing administrative or application messages which will not be resent.
| Added FIX.4.0 |
|