# Palletising bug

**URL:** <https://forum.universal-robots.com/t/palletising-bug/34197>\
**Category:** Report a Bug\
**Created:** [May 14, 2024, 10:32am UTC](https://forum.universal-robots.com/t/palletising-bug/34197 "2024-05-14T10:32:59Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![matthewmillar](https://avatars.discourse-cdn.com/v4/letter/m/a8b319/32.png) [@matthewmillar](https://forum.universal-robots.com/u/matthewmillar)\
**Post date:** [May 14, 2024, 10:32am UTC](https://forum.universal-robots.com/t/palletising-bug/34197/1 "2024-05-14T10:32:59Z")

</div>

When going to save or play the program nullpointerexception for pallet urcap however works first time when opened a fresh

Workaround Suggestion:  
I wondered if putting the palletising in subprograms might fix it but no luck

Robot Serial Number:  
20215500585

Affected Version(s):  
Polyscope 5.16 all up to date  
[recording20240513\_15\_59\_02.zip](https://forum.universal-robots.com/uploads/short-url/kb8rE6P3dApUr9pBrTpneZBH7Cg.zip) (7.9 MB)  
[robot\_configuration20240514\_12\_16\_50.zip](https://forum.universal-robots.com/uploads/short-url/2yNTlWSwD1wb5r7yApBoYd4wek5.zip) (4.3 MB)