# Bolt connectors in PrePoMax?

**URL:** <https://prepomax.discourse.group/t/bolt-connectors-in-prepomax/2487>\
**Category:** General Questions\
**Created:** [February 20, 2025, 7:16am UTC](https://prepomax.discourse.group/t/bolt-connectors-in-prepomax/2487 "2025-02-20T07:16:49Z")\
**Posts on this page:** 1\
**Showing post:** 5

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**Author:** ![ANYS](https://yyz2.discourse-cdn.com/free1/user_avatar/prepomax.discourse.group/anys/32/7737_2.png) [@ANYS](https://prepomax.discourse.group/u/ANYS)\
**Post date:** [February 20, 2025, 10:58am UTC](https://prepomax.discourse.group/t/bolt-connectors-in-prepomax/2487/5 "2025-02-20T10:58:24Z")

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HI Paul18fr  
Is your model constrained in any way in the z direction?  
Regards

EDITED: Try to define the DCOUP 3D element initial temperatures with custom cards. It might be a problem similar to the one with compresion only in thermal analisys.

> [@Compresion Only Support + Initial Temperature Field](https://prepomax.discourse.group/t/compresion-only-support-initial-temperature-field/2360):
>
> Hi, When trying to define a Compression only support in presence of a Temperature Field ccx stops with the following message: \*ERROR in checktemp: no initial temperature defined in node 2089 Is it possible that the new gapuny nodes are waiting for the initial temperature to be assigned?.

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