# Problem when using motor in Box 2D

**URL:** <https://forum.kirupa.com/t/problem-when-using-motor-in-box-2d/318128>\
**Category:** Uncategorized\
**Created:** [January 11, 2011, 8:58am UTC](https://forum.kirupa.com/t/problem-when-using-motor-in-box-2d/318128 "2011-01-11T08:58:19Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![foryou\_sandeep](https://avatars.discourse-cdn.com/v4/letter/f/e68b1a/32.png) [@foryou\_sandeep](https://forum.kirupa.com/u/foryou_sandeep)\
**Post date:** [January 11, 2011, 8:58am UTC](https://forum.kirupa.com/t/problem-when-using-motor-in-box-2d/318128/1 "2011-01-11T08:58:19Z")

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Hi,

I have got a serious problem for my game… I used motor in my game and if i keep open the swf for some time ( almost 10 min), it shows unusual behaviour…

( 4 leaf motor get stop rotating… single leaf motor like a pedal, gets move apart from the original point…)…

Please help…