# \[APP\]\[Pro\] Virtual Devices - Virtual Devices to simulate 1 or more real devices

**URL:** <https://community.homey.app/t/app-pro-virtual-devices-virtual-devices-to-simulate-1-or-more-real-devices/1723>\
**Category:** Apps\
**Tags:** app, virtual-device, homey-pro\
**Created:** [September 15, 2018, 3:49pm UTC](https://community.homey.app/t/app-pro-virtual-devices-virtual-devices-to-simulate-1-or-more-real-devices/1723 "2018-09-15T15:49:09Z")\
**Posts on this page:** 1\
**Showing post:** 700

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**Author:** ![Raita\_Kallio](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/raita_kallio/32/113863_2.png) [@Raita\_Kallio](https://community.homey.app/u/Raita_Kallio)\
**Post date:** [January 16, 2025, 8:30pm UTC](https://community.homey.app/t/app-pro-virtual-devices-virtual-devices-to-simulate-1-or-more-real-devices/1723/700 "2025-01-16T20:30:20Z")

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Hi. The latest Homey firmaware update ver 12.3.0 for Homey Pro Early 2023, broke all my virtual buttons; those I have quite lot. Randomly some may work but mostly they do not start any action. Sometimes there will be seen a red banner in a mobile device with a warning triangle and text:  
_“Something went wrong while controlling [device name]. Missing parameter: value”_. Homey and app restarted, tested with two mobile devices and a desktop app with same results.

Does any other have this type issue?

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_[View the full topic](https://community.homey.app/t/app-pro-virtual-devices-virtual-devices-to-simulate-1-or-more-real-devices/1723)._