Getting error while opening the business model in QBE

Question

Dear All,

When I opening the business Model in QBE the knowage is giving the following error.

"Error

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Impossible to create engine instance for document [null]. The root cause of the error is: Metamodel Service returns null value

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Description: null 

How to fix it: "

Please help me how to see the QBE.

Thanks.

Comments

HI, can you add the logs knowge.log and knowageqbeengine.log?

In this way we can have some information about the error

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Hi, after the metamodel creation did you press the "generate" button to create the datamart used by the qbe?

Answer 1

Hi, this usually happens when you do not generate the Business Model after saving it from the Web Designer.