Message

The name of the slots under Date MUST be one of "StartDate" or "EndDate".

Context
query:QueryRequest/query:Query/rim:Slot[@name='PublicationDate']/rim:Slot | query:QueryRequest/query:Query/rim:Slot[@name='DeadlineReceiptTenders']/rim:Slot | query:QueryRequest/query:Query/rim:Slot[@name='AdditionalInformationDeadline']/rim:Slot | query:QueryRequest/query:Query/rim:Slot[@name='DeadlineReceiptRequests']/rim:Slot
Test
@name = 'StartDate' or @name = 'EndDate'
Usage
/ query:QueryRequest / query:Query / rim:Slot@name=PublicationDate / rim:Slot@name=StartDate
/ query:QueryRequest / query:Query / rim:Slot@name=PublicationDate / rim:Slot@name=EndDate
/ query:QueryRequest / query:Query / rim:Slot@name=DeadlineReceiptTenders / rim:Slot
/ query:QueryRequest / query:Query / rim:Slot@name=DeadlineReceiptTenders / rim:Slot
/ query:QueryRequest / query:Query / rim:Slot@name=AdditionalInformationDeadline / rim:Slot
/ query:QueryRequest / query:Query / rim:Slot@name=AdditionalInformationDeadline / rim:Slot
/ query:QueryRequest / query:Query / rim:Slot@name=DeadlineReceiptRequests / rim:Slot
/ query:QueryRequest / query:Query / rim:Slot@name=DeadlineReceiptRequests / rim:Slot