Customer environment information: Windchill 11.0 M030-CPS14 ~Creating Calculated attribute for WTPart~Created expression using some maths as workaround is:- ((!isNull(${alternateMass}) ? ${alternateMass} : unit("0 kg")) * 1) == unit("0 kg") ? ${reportedMass} : ${alternateMass} which is executed correctly~Expression using condition:-((isNull(${alternateMass}) || (${alternateMass} == unit("0 kg"))) ? ${reportedMass} : ${alternateMass}) which is giving some inappropriate output

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Question

Calculated attribute formula does not work. C14971738

Customer environment information: Windchill 11.0 M030-CPS14
~Creating Calculated attribute for WTPart
~Created expression using some maths as workaround is:-
((!isNull(${alternateMass}) ? ${alternateMass} : unit("0 kg")) * 1) == unit("0 kg") ? ${reportedMass} : ${alternateMass} which is executed correctly
~Expression using condition:-
((isNull(${alternateMass}) || (${alternateMass} == unit("0 kg"))) ? ${reportedMass} : ${alternateMass}) which is giving some inappropriate output