# Crop production results are negative

**URL:** <https://community.naturalcapitalalliance.org/t/crop-production-results-are-negative/2999>\
**Category:** Software Support\
**Tags:** crop-production\
**Created:** [August 19, 2022, 5:09am UTC](https://community.naturalcapitalalliance.org/t/crop-production-results-are-negative/2999 "2022-08-19T05:09:50Z")\
**Posts on this page:** 4\
**Page:** 1

<div class="post-metadata">

**Author:** ![yqyq](https://avatars.discourse-cdn.com/v4/letter/y/eada6e/32.png) [@yqyq](https://community.naturalcapitalalliance.org/u/yqyq)\
**Post date:** [August 19, 2022, 5:09am UTC](https://community.naturalcapitalalliance.org/t/crop-production-results-are-negative/2999/1 "2022-08-19T05:09:50Z")

</div>

Continuing the discussion from [Crop Production Percentile Model - Maize production in Mexico underestimated](https://community.naturalcapitalalliance.org/t/crop-production-percentile-model-maize-production-in-mexico-underestimated/2527/3):

### Description

Hello, I’m also doing crop production. Why is my result negative？

### Log file

### InVEST version

---

<div class="post-metadata">

**Author:** ![dcdenu4](https://yyz1.discourse-cdn.com/flex031/user_avatar/community.naturalcapitalalliance.org/dcdenu4/32/544_2.png) [@dcdenu4](https://community.naturalcapitalalliance.org/u/dcdenu4)\
**Post date:** [August 19, 2022, 1:56pm UTC](https://community.naturalcapitalalliance.org/t/crop-production-results-are-negative/2999/2 "2022-08-19T13:56:37Z")

</div>

Hi @yqyq,

Could you please provide more information about the problem you’re having? Could you attach the logfile generated from your model run? What results are you seeing as negative?

Thanks,

Doug

---

<div class="post-metadata">

**Author:** ![yqyq](https://avatars.discourse-cdn.com/v4/letter/y/eada6e/32.png) [@yqyq](https://community.naturalcapitalalliance.org/u/yqyq)\
**Post date:** [August 19, 2022, 2:17pm UTC](https://community.naturalcapitalalliance.org/t/crop-production-results-are-negative/2999/3 "2022-08-19T14:17:02Z")

</div>

Uploading: 微信图片\_20220819125708.jpg…

---

<div class="post-metadata">

**Author:** ![yqyq](https://avatars.discourse-cdn.com/v4/letter/y/eada6e/32.png) [@yqyq](https://community.naturalcapitalalliance.org/u/yqyq)\
**Post date:** [August 19, 2022, 2:23pm UTC](https://community.naturalcapitalalliance.org/t/crop-production-results-are-negative/2999/4 "2022-08-19T14:23:01Z")

</div>

Uploading: InVEST-natcap.invest.crop\_production\_percentile-log-2022-08-18–16\_52\_28.txt…