what do you mean by “switches”? Physical Z-Wave remote nodes or Virtual openHAB2 Items?
Which ZW Controller are you using? Which ZW nodes are you using?
Did you try to discover your Z-Wave nodes after you re-installed the binding? (which binding: Z-Wave or Z-Way?)
You should provide some additional info/screenshots to make the situation more clear. Check this also: How to ask a good question / Help Us Help You
why did you delete all of this (when you created this thread):
* Platform information:
* Hardware: _CPUArchitecture/RAM/storage_
* OS: _what OS is used and which version_
* Java Runtime Environment: _which java platform is used and what version_
* openHAB version:
* Issue of the topic: please be detailed explaining your issue
* Please post configurations (if applicable):
* Items configuration related to the issue
* Sitemap configuration related to the issue
* Rules code related to the issue
* Services configuration related to the issue
* If logs where generated please post these here using code fences:
? 