# Flowable dynamic value in http task not working 6.8.0

**URL:** <https://forum.flowable.org/t/flowable-dynamic-value-in-http-task-not-working-6-8-0/10248>\
**Category:** Uncategorized\
**Created:** [February 20, 2023, 9:41pm UTC](https://forum.flowable.org/t/flowable-dynamic-value-in-http-task-not-working-6-8-0/10248 "2023-02-20T21:41:12Z")\
**Posts on this page:** 1\
**Showing post:** 7

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**Author:** ![filiphr](https://yyz1.discourse-cdn.com/flex035/user_avatar/forum.flowable.org/filiphr/32/315_2.png) [@filiphr](https://forum.flowable.org/u/filiphr)\
**Post date:** [March 10, 2023, 6:21am UTC](https://forum.flowable.org/t/flowable-dynamic-value-in-http-task-not-working-6-8-0/10248/7 "2023-03-10T06:21:36Z")

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The null pointer seems to be coming due to the executor service being null. How are you creating the engine? Can you please share a minimal reproducible project?

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