Write PV with unit causes conversion error 91 if PV.Data has unit.

In CSPP_DIM.lvlib:DIMConnection.lvclass:Write Core.vi PV is converted to Data as string and Quality as I32. The conversion is implemented in CSPP_DIM.lvlib:DIMConnection.lvclass:PV 2 Data.vi. CSPP_DIM.lvlib:DIMConnection.lvclass:2DIMData.vi returns ERROR in DIM Type Descriptor Out and error code=91 if PV.Data has a unit. Example: PollingInterval has unit:s (second).