# Expected numeric type on field \[Application\], but got \[keyword\]

**URL:** <https://community.graylog.org/t/expected-numeric-type-on-field-application-but-got-keyword/9483>\
**Category:** Graylog Central (peer support)\
**Created:** [March 15, 2019, 8:42pm UTC](https://community.graylog.org/t/expected-numeric-type-on-field-application-but-got-keyword/9483 "2019-03-15T20:42:22Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![jan](https://sea2.discourse-cdn.com/flex016/user_avatar/community.graylog.org/jan/32/11_2.png) [@jan](https://community.graylog.org/u/jan)\
**Post date:** [March 16, 2019, 9:46am UTC](https://community.graylog.org/t/expected-numeric-type-on-field-application-but-got-keyword/9483/2 "2019-03-16T09:46:15Z")

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you can

- create a custom mapping that forces a specific field type that matches the content
- you write a processing pipeline that writes numbers in one field “application\_num” and strings in “application\_keyword”

both are possible and highly depends what you like todo with the data.

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_[View the full topic](https://community.graylog.org/t/expected-numeric-type-on-field-application-but-got-keyword/9483)._