# Combobox won't open in FlashMX

**URL:** <https://forum.kirupa.com/t/combobox-wont-open-in-flashmx/63242>\
**Category:** Uncategorized\
**Created:** [September 4, 2004, 7:22am UTC](https://forum.kirupa.com/t/combobox-wont-open-in-flashmx/63242 "2004-09-04T07:22:03Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![tanel96](https://avatars.discourse-cdn.com/v4/letter/t/5fc32e/32.png) [@tanel96](https://forum.kirupa.com/u/tanel96)\
**Post date:** [September 4, 2004, 7:22am UTC](https://forum.kirupa.com/t/combobox-wont-open-in-flashmx/63242/1 "2004-09-04T07:22:03Z")

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I was browsing the older threads and someone seemed to have the same problem

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[http://www.kirupaforum.com/forums/showthread.php?t=64017&highlight=combobox](http://www.kirupaforum.com/forums/showthread.php?t=64017&highlight=combobox)

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when i load the combobox in an empty movie clip it just won’t open… only yellow rectangle becomes visible around it…

what to do ?

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**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/kirupa/original/3X/6/2/621e5c11736f46532526e61be85940af4230f3e5.png) [@system](https://forum.kirupa.com/u/system)\
**Post date:** [September 4, 2004, 8:15am UTC](https://forum.kirupa.com/t/combobox-wont-open-in-flashmx/63242/2 "2004-09-04T08:15:29Z")

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I FOUND THE SOLUTION:

add the following line of code to the movie clip into which you are trying to load the child movie:

\_root.movieClip.\_lockroot = true;

and it works 🙂