# Liquid math error version 21.9.11

**URL:** <https://forum.manager.io/t/liquid-math-error-version-21-9-11/36878>\
**Category:** Uncategorized\
**Created:** [September 7, 2021, 9:43pm UTC](https://forum.manager.io/t/liquid-math-error-version-21-9-11/36878 "2021-09-07T21:43:44Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![donnamesker](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/donnamesker/32/24860_2.png) [@donnamesker](https://forum.manager.io/u/donnamesker)\
**Post date:** [September 7, 2021, 9:43pm UTC](https://forum.manager.io/t/liquid-math-error-version-21-9-11/36878/1 "2021-09-07T21:43:44Z")

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I had a subtotal working perfectly.  
Then I updated the software and it is broken!  
{% assign igi\_celltext = cell.text | times: 1 %} returns 0  
{% assign igi\_subtotal = igi\_subtotal | plus: igi\_celltext %} returns 0

I keep checking for the next update hoping it will be fixed, but NOT YET.

Anyone find a way to make it work?

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**Author:** ![sharpdrivetek](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/sharpdrivetek/32/34244_2.png) [@sharpdrivetek](https://forum.manager.io/u/sharpdrivetek)\
**Post date:** [September 8, 2021, 5:29am UTC](https://forum.manager.io/t/liquid-math-error-version-21-9-11/36878/2 "2021-09-08T05:29:13Z")

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please read the below topic.

> [@Calculation improvements for custom fields](https://forum.manager.io/t/calculation-improvements-for-custom-fields/36789):
>
> So, I had a perfectly working theme that stopped doing calculations. @lubos Something changed? Seems to be that The result of math operations on two variables can’t be assigned anymore to a third variable. Also I will add that on the Theme Preview (Lorem Ipsum) Looks like it brings the Result and assigns correctly. Mind that Total Weight in Template Shows Zero as Weight Custom Column won’t show in Theme Preview. And below is the real example trat USED to work. {% for colum…

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**Author:** ![Ealfardan](https://sea1.discourse-cdn.com/flex019/user_avatar/forum.manager.io/ealfardan/32/63166_2.png) [@Ealfardan](https://forum.manager.io/u/Ealfardan)\
**Post date:** [July 5, 2026, 8:18pm UTC](https://forum.manager.io/t/liquid-math-error-version-21-9-11/36878/3 "2026-07-05T20:18:49Z")

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