This is happening when trying to update an Entity which “Generalizes” from System.FileDocument What I don’t understand is the following errors: Attribute type Binary is not supported. Error: Attribute type Binary is not supported When you can successfully configure the widget and even synchronize the project so that the widget is updated in mendix. XML In the component: From the screenshot, the alert is called: .setValue(val) throws the exception for some reason. Does mendix have a fix for this? EDIT from the mendix docs:
Mathew P A
Try to base64 encode and decode when using XML to transfer the data into the content attribute of the entity.