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screenconnector plug in no longer works

agreenspan 11 months ago • updated by Caitlin M Barnes (Product Manager) 11 months ago • 2

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:
OS:

                            
                            

                    

                
                

            
            
    


	
	


                    
    					
                    
	

	

	
	
    


  
  

  

  
    

    

      

        

      

    
      

        
      
          
    
    
    
    

    
  
  


  

  

    


    
    
    

    
    

    
    

    
    

    



    
    
    

    
    
    
    
    
    









   







	

        


    


	



		

		

			



  	
	



	
	
	

	

    

	

	



	
	
	

	
	
	

		Centicon 11 months ago
    

	
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

	











	





  	
	



	
	
	

	

    

	

	



	
	
	

	
		

	        Started
		

	
	
	

		Caitlin M Barnes (Product Manager) 11 months ago
    

	
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.

	











	


		


		

		

		
		
		

		

	












          
          


          


          
          

            

              
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