HI
Version - 4.0.2
When i replace the import to import { Column, ColumnStore } from "bryntum-gantt";
In Angular Project . It throws Error .
Uncaught (in promise) TypeError: anotherStart.getTime is not a function
at DateInterval.intersectMut (gantt.module.js:151821)
at gantt.module.js:151832
at Array.reduce (<anonymous>)
at intersectIntervals (gantt.module.js:151832)
at ProjectModel$2.calculateEffectiveConstraintInterval (gantt.module.js:151878)
at calculateEffectiveConstraintInterval.next (<anonymous>)
at ProjectModel$2.calculateEarlyEffectiveEndDateInterval (gantt.module.js:151907)
at calculateEarlyEffectiveEndDateInterval.next (<anonymous>)
at Map.continueCalculation (gantt.module.js:100797)
at EngineTransaction.onReadIdentifier (gantt.module.js:102164)
By the running the project you can reproduce the issue