>>>Is it possible to delete a CDX file in a table that is in a DBC and then create the index again using:
>>>
>>>*[ADD FOREIGN KEY [eExpression5] TAG TagName4
>>>* REFERENCES TableName2 [TAG TagName5]]
>>>
>>
>>You should kill the indexes with DELETE TAG ALL. Then recreate them with INDEX ON, then recreate your relationships in the dbc.
>
>Ah, so the DELETE TAG ALL updates the DBC, so that it doesn't get the validation error when you open the table with a missing CDX?

You got it.