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NPNarayanasamy Panneer Selvam Syncfusion Team October 17, 2017 12:19 PM UTC
Hi Didier,
Thanks for contacting Syncfusion Support.
We have analyzed your query and can reproduced your issue. But this is actual behavior of Kanban which takes height based on the content. You can customize height of columns in “Create” event. Please refer the below code snippet and prepared sample for your reference.