Errors in Expressions and How to Fix Them

When you work with Expressions in Property Manager, ARCHICAD automatically compares the Property’s defined Data Type with the result of the Expression. These must match.

If there is a discrepancy, ARCHICAD automatically gives you a Warning. Click it to see the error message.

https://helpcenter.graphisoft.com/wp-content/uploads/archicad-23-reference-guide/045-propertiesclassifications/CompareDataTypes.png 

The following are the possible error messages and what you can do to fix them.

Result Conflicts with Data Type

All Arguments Must Use the Same Data Type and Compatible Units

Argument’s Data Type is Not Correct

Data Type Not Available in ARCHICAD

Mathematical Error

Incorrect Sign and/or Number Type

Data Type Cannot be Changed

Does Not Contain Numeric Characters

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