Terence Luk: Attempting to launch a NetScaler published Citrix XenDesktop / XenDesktop application or desktop fails with: “(Unknown client error 0).”
![Guy Leech on Twitter: "Interesting UI fail with @Citrix #workspaceapp 18.9.0.19526 on #Win10 trying to logon to 7.8 published desktop on 2008R2 as it just gave a grey screen but click anywhere Guy Leech on Twitter: "Interesting UI fail with @Citrix #workspaceapp 18.9.0.19526 on #Win10 trying to logon to 7.8 published desktop on 2008R2 as it just gave a grey screen but click anywhere](https://pbs.twimg.com/media/DnITyvBXgAA_gcj.jpg)
Guy Leech on Twitter: "Interesting UI fail with @Citrix #workspaceapp 18.9.0.19526 on #Win10 trying to logon to 7.8 published desktop on 2008R2 as it just gave a grey screen but click anywhere
![CitrixAce.com: Citrix Receiver / Desktop Viewer stuck on Connecting due to HDX RealTime Optimization Pack? CitrixAce.com: Citrix Receiver / Desktop Viewer stuck on Connecting due to HDX RealTime Optimization Pack?](https://3.bp.blogspot.com/-VwlZWq2i2dU/Wi_6I1pK4dI/AAAAAAAAGdU/kyRZ4YSrbv4y7W5at9xEk7cgCleH9tW9QCLcBGAs/s1600/connecting.png)