# Zero active cell

**URL:** <https://simpeg.discourse.group/t/zero-active-cell/696>\
**Category:** Getting Started\
**Created:** [April 4, 2025, 1:25pm UTC](https://simpeg.discourse.group/t/zero-active-cell/696 "2025-04-04T13:25:48Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![Shruti](https://avatars.discourse-cdn.com/v4/letter/s/59ef9b/32.png) [@Shruti](https://simpeg.discourse.group/u/Shruti)\
**Post date:** [April 4, 2025, 1:25pm UTC](https://simpeg.discourse.group/t/zero-active-cell/696/1 "2025-04-04T13:25:48Z")

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i have my easting northing as receiver location along with elevation. But when i use it for making a tensor mesh the code says no active cell found. what could be possible problem? Can someone explain me the workflow and how to arrange my data to work gravity simulation