# Dev command not recognised

**URL:** <https://forum.flow.com/t/dev-command-not-recognised/3935>\
**Category:** Uncategorized\
**Created:** [December 5, 2022, 12:21pm UTC](https://forum.flow.com/t/dev-command-not-recognised/3935 "2022-12-05T12:21:49Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![debabrataroy](https://avatars.discourse-cdn.com/v4/letter/d/43a26b/32.png) [@debabrataroy](https://forum.flow.com/u/debabrataroy)\
**Post date:** [December 5, 2022, 12:21pm UTC](https://forum.flow.com/t/dev-command-not-recognised/3935/1 "2022-12-05T12:21:49Z")

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dev command is not recognised on windows while running the following command  
flow emulator start --dev -wallet  
but working wiithout **–dev -wallet**

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<div class="post-metadata">

**Author:** ![ac1](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.flow.com/ac1/32/911_2.png) [@ac1](https://forum.flow.com/u/ac1)\
**Post date:** [December 5, 2022, 9:55pm UTC](https://forum.flow.com/t/dev-command-not-recognised/3935/2 "2022-12-05T21:55:58Z")

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![onclick-xss-ecs](https://us1.discourse-cdn.com/flex022/uploads/flow/original/1X/0f873c0770f91692fda67a412e611b46d0ff0c85.jpeg)