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ARL import may fail in an environment where TLS 1.0 is disabled.

ARL import may fail in an environment where TLS 1.0 is disabled.

Symptoms:

ARL import (mgsimportrecognition.exe) may fail with the following error:

The client and server cannot communicate, because they do not possess a common algorithm

Diagnosis:

Several versions of .NET framework need additional treatments in the Windows registry when TLS 1.0 is disabled according to the following article.

https://docs.microsoft.com/en-us/dotnet/framework/network-programming/tls#systemdefaulttlsversions

Solution:

1. Open regedit.exe as an Administrator.

2. Change or create values as follows:

[HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\.NETFramework\v2.0.50727]
"SystemDefaultTlsVersions"=dword:00000001
"SchUseStrongCrypto"=dword:00000001

[HKEY_LOCAL_MACHINE\SOFTWARE\WOW6432Node\Microsoft\.NETFramework\v4.0.30319]
"SystemDefaultTlsVersions"=dword:00000001
"SchUseStrongCrypto"=dword:00000001

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\.NETFramework\v2.0.50727]
"SystemDefaultTlsVersions"=dword:00000001
"SchUseStrongCrypto"=dword:00000001

[HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\.NETFramework\v4.0.30319]
"SystemDefaultTlsVersions"=dword:00000001
"SchUseStrongCrypto"=dword:00000001

 

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Revision #:
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Last update:
‎Oct 16, 2019 08:55 PM
Updated by:
 
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