| Constraint Name | constraintClassCodeDisplayName (ERROR) |
| Class of the constraint | ClassCode_XDSDocumentEntry |
| Package | rimihe |
| Description | The classCode displayName is required, and must have a single value for the current classCode |
| OCL | not self.name.oclIsUndefined() and (self.name.localizedString->size() = 1) and (not (self.name.localizedString->first().value='')) |