You can't establish or maintain an enforced relationship between a replicated table and a local table. (Error 3453)
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You are attempting to establish or maintain an enforced relationship between a replicated table and a nonreplicated table. Replication does not allow an enforced relationship between:
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A replicated table and a local table.
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Two local tables that you are making replicable.
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Two tables with different KeepLocal property settings.
Delete the relationship between the two tables before proceeding.