# Blank in easy chart after upgrading from 7.xx to 8.1.15

**URL:** <https://forum.inductiveautomation.com/t/blank-in-easy-chart-after-upgrading-from-7-xx-to-8-1-15/57458>\
**Category:** Ignition\
**Tags:** ignition81, database\
**Created:** [March 22, 2022, 2:34pm UTC](https://forum.inductiveautomation.com/t/blank-in-easy-chart-after-upgrading-from-7-xx-to-8-1-15/57458 "2022-03-22T14:34:20Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Corentin.appart](https://avatars.discourse-cdn.com/v4/letter/c/da6949/32.png) [@Corentin.appart](https://forum.inductiveautomation.com/u/Corentin.appart)\
**Post date:** [March 22, 2022, 2:34pm UTC](https://forum.inductiveautomation.com/t/blank-in-easy-chart-after-upgrading-from-7-xx-to-8-1-15/57458/1 "2022-03-22T14:34:20Z")

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Hi All,

I have a problem with charts after upgrading to 8.1.15, i have blanks in easy chart (cf screenshot).

 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/6/4/6420d334b05bbf32ab3692825885f4803ead880b.jpeg)

However, i have datas stored in the database (cf export from the chart)

[Chart.xlsx](https://forum.inductiveautomation.com/uploads/short-url/lKQPz4ED0QrXd74aTMT5tJTCnBF.xlsx) (14.7 KB)

Any help ?  
Thanks