hey, I'm facing the same issue and a very simple trick to managing it if you use it on time then just refresh browser error gone if you want to permanently remove that error you need to follow these steps.
1) https://flings.vmware.com/esxi-embedded-host-client
2) https://www.putty.org/
3) https://sourceforge.net/projects/winscp/
Download these 3 things and follow this video link attached definitely your error will be resolved.
https://www.youtube.com/watch?v=Y_xA7fdQVnM
