The RootCauseGroupType structure contains a root cause message and its group identifier.
The RootCauseGropType structure is defined in the following table.
Table 227 – RootCauseGroupType Structure
| Name | Type | Description | 
| RootCauseGroupType | Structure | Subtype of Structure defined in OPC 10000-5 | 
| ID | 0:String | Unique identifier for the root cause group. | 
| ParentID | 0:String | The ID of the group containing the root cause group identified by Id. By means of the ParentID, multiple nested groups are allowed. | 
| Description | 0:LocalizedText | The human-readable description of the root cause group identified by the unique identifier. |