# Device Unavailable invalid\_node **URL:** \ **Category:** Questions & Help\ **Tags:** z-wave\ **Created:** [August 26, 2022, 8:19am UTC](https://community.homey.app/t/device-unavailable-invalid-node/67939 "2022-08-26T08:19:43Z")\ **Posts on this page:** 1\ **Showing post:** 6
**Author:** ![Peter\_Kawa](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/peter_kawa/32/173848_2.png) [@Peter\_Kawa](https://community.homey.app/u/Peter_Kawa)\ **Post date:** [August 26, 2022, 2:00pm UTC](https://community.homey.app/t/device-unavailable-invalid-node/67939/6 "2022-08-26T14:00:10Z")
It’s a script to be precise 😉 (apps haven’t got sufficient rights for replacing device ID’s), here’s the link @K_S : > [@\[HOW-TO\]\[Pro\]\[Cloud\] - Tool to FIX (advanced) flows after removing and re-adding devices](https://community.homey.app/t/how-to-pro-cloud-tool-to-fix-advanced-flows-after-removing-and-re-adding-devices/65018): > > rotating_lightwarning Use at own risk! warning rotating_light Hi, So I just go a new house and wanted to make my Zigbee network a bit better by removing an re-adding my devices so I get a stable network. But the issue with this is you have to fix all your flows. (Ofcourse [Flow Checker App for Homey | Homey](https://homey.app/a/com.athom.flowchecker/) can indicate the broken flows) I made a small script which can help with fixing the flows. So what do you need: Device ID you would like to update - You can get this via t… --- _[View the full topic](https://community.homey.app/t/device-unavailable-invalid-node/67939)._