How to restore Gantt chart from the attachment

All Gantt chart data is stored in an attachment of the page that the Gantt chart is on.
When you face the following situation, you want to restore the Gantt chart from the attachment.

How to restore Gantt chart

Between Step 2 and 4 isn’t needed to restore an older version.

  1. Download the attachment that keeps all data of the Gantt chart

    1. Open the attachment view of the page

       

    2. Download the json file. (If you want to restore an older version, you download the target version)

       

  2. Create a new empty Gantt chart on the page

  3. Open the attachment view and get the attachment name of the Gantt chart you created in step 2

Skip step 2 and 3 if you only need to restore an older version

  1. Rename the file you downloaded in step 1 into the attachment name you got in step 3

  2. Upload the attachment to the page

  3. Open the property view of the attachment

     

  4. Change the content type to application/json. And click the save button

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