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screenconnector plug in no longer works
Once TLS 1.0 has been disabled. The screen connector plug in no longer works.
ConnectWise Control Version:
20.9
Server Affected:
Host Client Affected:
Guest Client Affected:
Customer support service by UserEcho
Error: The underlying connection was closed: An unexpected error occurred on a send.
https://www.smarterasp.net/support/kb/a1968/how-to-fix-error-underlying-connection-was-closed-an-unexpected-error-occurred-on.aspx>
Registry tweak on local machine fixes this
Windows Registry Editor Version 5.00
[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\.NETFramework\v4.0.30319]
"SchUseStrongCrypto"=dword:00000001
[HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Microsoft\.NETFramework\v4.0.30319]
"SchUseStrongCrypto"=dword:00000001
Thanks for reporting, development is currently working on a solution. This relates to the deprecated TLS 1.0/1.1 protocols. A workaround for now would be to have your users login to your instance directly using your Control URL.