# Reflect.metadata is not a function

**URL:** <https://discuss.elastic.co/t/reflect-metadata-is-not-a-function/231856>\
**Category:** APM\
**Created:** [May 9, 2020, 5:42pm UTC](https://discuss.elastic.co/t/reflect-metadata-is-not-a-function/231856 "2020-05-09T17:42:46Z")\
**Posts on this page:** 1\
**Showing post:** 2

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**Author:** ![vigneshshanmugam](https://sea2.discourse-cdn.com/elastic/user_avatar/discuss.elastic.co/vigneshshanmugam/32/40324_2.png) [@vigneshshanmugam](https://discuss.elastic.co/u/vigneshshanmugam)\
**Post date:** [May 12, 2020, 2:51pm UTC](https://discuss.elastic.co/t/reflect-metadata-is-not-a-function/231856/2 "2020-05-12T14:51:39Z")

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Hi @VamsiSama,

It seems like an already reported problem, Please find the solution here [Has anyone been able to use @elastic/apm-rum-angular with aot?](https://discuss.elastic.co/t/has-anyone-been-able-to-use-elastic-apm-rum-angular-with-aot/198456/2)

Let us know if you need any other help.

Thanks,  
Vignesh

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