# Set slot on form activation

**URL:** <https://forum.rasa.com/t/set-slot-on-form-activation/15549>\
**Category:** Rasa Open Source\
**Created:** [September 11, 2019, 2:56pm UTC](https://forum.rasa.com/t/set-slot-on-form-activation/15549 "2019-09-11T14:56:01Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![laryssacarvalho](https://avatars.discourse-cdn.com/v4/letter/l/6de8d8/32.png) [@laryssacarvalho](https://forum.rasa.com/u/laryssacarvalho)\
**Post date:** [September 11, 2019, 2:56pm UTC](https://forum.rasa.com/t/set-slot-on-form-activation/15549/1 "2019-09-11T14:56:01Z")

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Hey, I need to set a slot on form activation, it has to be done before the submit so I tried to do this on required\_slots method but it didn’t work. Does anyone knows if that is possible?

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**Author:** ![kcreddy548](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.rasa.com/kcreddy548/32/1564_2.png) [@kcreddy548](https://forum.rasa.com/u/kcreddy548)\
**Post date:** [September 12, 2019, 11:56am UTC](https://forum.rasa.com/t/set-slot-on-form-activation/15549/2 "2019-09-12T11:56:34Z")

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Hi, Can You please provide some more information, like contents of story, domain and action files. that will helps in understanding the problem.

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**Author:** ![IgNoRaNt23](https://dub1.discourse-cdn.com/flex013/user_avatar/forum.rasa.com/ignorant23/32/8029_2.png) [@IgNoRaNt23](https://forum.rasa.com/u/IgNoRaNt23)\
**Post date:** [September 12, 2019, 2:03pm UTC](https://forum.rasa.com/t/set-slot-on-form-activation/15549/3 "2019-09-12T14:03:11Z")

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There’s a special slot mapping ‘self.from\_trigger\_intent’ for that.