Having this error, can you please help me?

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The following error occurred when importing document: BookInfo.xlsx com.mendix.systemwideinterfaces.core.DataValidationRuntimeException -
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1 answers
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Hey Samhigna,

It mostly means that,

It means that you're trying to set an attribute in domain entity to a value that's not unique. In other words: there's already a attribute with the same ID.

Hope it helps!

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