After some time, it can happen that the excel formulas used in to calculate the Gantt Chart are not correct anymore. Formulas includes the ones that calculate budget totals/sub-totals, duration of tasks, etc
If you would like to repair those formulas that are usually automatically calculated by the tool you may consider using the feature called “repair formulas” :
Before using this feature, please back-up your document as any manual input in the cells that are supposed to hold formulas will be overwritten.
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