# Crash when use command DumpLightmapSizeOnDisk

**URL:** <https://forums.unrealengine.com/t/crash-when-use-command-dumplightmapsizeondisk/388192>\
**Category:** Platform & Builds\
**Tags:** crashes, unreal-engine, crash, question\
**Created:** [March 17, 2017, 11:05am UTC](https://forums.unrealengine.com/t/crash-when-use-command-dumplightmapsizeondisk/388192 "2017-03-17T11:05:11Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ttthink](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@ttthink](https://forums.unrealengine.com/u/ttthink)\
**Post date:** [March 17, 2017, 11:05am UTC](https://forums.unrealengine.com/t/crash-when-use-command-dumplightmapsizeondisk/388192/1 "2017-03-17T11:05:11Z")

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when use DumpLightmapSizeOnDisk in editor and it will crash 100%…

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**Author:** ![anonymous\_user\_6e7b421a](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@anonymous\_user\_6e7b421a](https://forums.unrealengine.com/u/anonymous_user_6e7b421a)\
**Post date:** [March 21, 2017, 3:57pm UTC](https://forums.unrealengine.com/t/crash-when-use-command-dumplightmapsizeondisk/388192/2 "2017-03-21T15:57:28Z")

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Hey ttthink,

I was able to confirm what you are reporting and have gone ahead and entered a bug report for the issue. You can track the report following the link below on our public issues tracker.

**[UE-43131](https://issues.unrealengine.com/issue/UE-43131)**

Once the issue has been addressed by our engineers the ticket will be updated and reflected in the public tracker. Let me know if you have further questions or need additional assistance.

Cheers,