| ERROR | element ~1S attribute ~2S has invalid enumeration value ~3S |
| CAUSE | Validity Constraint 3.3.1 failed: Values of this type must match one of the Nmtoken tokens in the declaration. |
| ACTION | Correct the document. |
| ERROR | element ~1S attribute ~2S has invalid enumeration value ~3S |
| CAUSE | Validity Constraint 3.3.1 failed: Values of this type must match one of the Nmtoken tokens in the declaration. |
| ACTION | Correct the document. |