# Simulation froze and stopped calculating

**URL:** <https://prepomax.discourse.group/t/simulation-froze-and-stopped-calculating/3746>\
**Category:** Bug Reports\
**Created:** [October 16, 2026, 7:42am UTC](https://prepomax.discourse.group/t/simulation-froze-and-stopped-calculating/3746 "2026-10-16T07:42:20Z")\
**Posts on this page:** 1\
**Showing post:** 2

<div class="post-metadata">

**Author:** ![FEAnalyst](https://yyz2.discourse-cdn.com/free1/user_avatar/prepomax.discourse.group/feanalyst/32/688_2.png) [@FEAnalyst](https://prepomax.discourse.group/u/FEAnalyst)\
**Post date:** [October 16, 2026, 7:44am UTC](https://prepomax.discourse.group/t/simulation-froze-and-stopped-calculating/3746/2 "2026-10-16T07:44:48Z")

</div>

Try submitting the input file outside of PrePoMax to see if it’s CalculiX getting frozen: [Using standalone CalculiX](https://prepomax.discourse.group/t/using-standalone-calculix/846)

---

_[View the full topic](https://prepomax.discourse.group/t/simulation-froze-and-stopped-calculating/3746)._