# System.util.retarget heap space errors

**URL:** <https://forum.inductiveautomation.com/t/system-util-retarget-heap-space-errors/82871>\
**Category:** Ignition\
**Created:** [December 7, 2023, 11:19pm UTC](https://forum.inductiveautomation.com/t/system-util-retarget-heap-space-errors/82871 "2023-12-07T23:19:45Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![zacht](https://avatars.discourse-cdn.com/v4/letter/z/ea5d25/32.png) [@zacht](https://forum.inductiveautomation.com/u/zacht)\
**Post date:** [December 8, 2023, 1:26am UTC](https://forum.inductiveautomation.com/t/system-util-retarget-heap-space-errors/82871/3 "2023-12-08T01:26:24Z")

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What Ignition version are you on? I had an issue where system.util.retarget appeared to be leaking memory on 8.1.5. Support recommended I update to 8.1.13 and the issue went away. I think 8.1.13 was the newest version at the time, so it may have been fixed somewhere between those two versions.

Some anecdata I collected at that time using two minimal projects that only had one window. Each window contained only one button retargeting to each other project:  
 ![image](https://us1.discourse-cdn.com/inductiveautomation/original/3X/e/f/ef88462d4e9cbf6ebf13676147848155fda3a519.png)

It was support ticket #36649 if that's relevant to anyone at IA.

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