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Why can v3.0 and v4.0 of DSData be installed on the same PC?

April 26, 2017dsdata installed pc

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Why can v3.0 and v4.0 of DSData be installed on the same PC?

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Because both v3.0 and v4.0 of DSData have the OPC Service name of “DSData OPC Server.” And on a given PC only one name can be registered as an OPC Service name. Thus when you are installing v4.0 it will ask you to uninstall v3.0.