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Npgsql PostgreSQL Integration Extension - Could not load file or assembly 'Microsoft.VisualStudio.Shell.15.0'

See original GitHub issue

Steps to reproduce

Install Npgsql PostgreSQL Integration
Open Visual Studio
Getting following error

The issue

Exception message:
Stack trace: 
CreateInstance failed for package [NpgsqlVSPackage]Source: 'mscorlib' Description:
Could not load file or assembly 'Microsoft.VisualStudio.Shell.15.0, Version=16.0.0.0, 
Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies. 
The system cannot find the file specified. System.IO.FileNotFoundException: Could 
not load file or assembly 'Microsoft.VisualStudio.Shell.15.0, Version=16.0.0.0, 
Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a' or one of its dependencies. 
The system cannot find the file specified. File name: 'Microsoft.VisualStudio.Shell.15.0,
Version=16.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a'  at
System.Reflection.RuntimeAssembly.GetType(RuntimeAssembly assembly, String name,
Boolean throwOnError, Boolean ignoreCase, ObjectHandleOnStack type)   at
System.Reflection.RuntimeAssembly.GetType(String name, Boolean throwOnError,
Boolean ignoreCase)   at System.Activator.CreateInstanceFromInternal(String assemblyFile,
String typeName, Boolean ignoreCase, BindingFlags bindingAttr, Binder binder, 
Object[] args, CultureInfo culture, Object[] activationAttributes, Evidence securityInfo)
at System.AppDomain.CreateInstanceFrom(String assemblyFile, String typeName) WRN:
 Assembly binding logging is turned OFF. To enable assembly bind failure logging,
 set the registry value [HKLM\Software\Microsoft\Fusion!EnableLog] (DWORD) to
 1. Note: There is some performance penalty associated with assembly bind failure
logging. To turn this feature off, remove the registry value 
[HKLM\Software\Microsoft\Fusion!EnableLog].
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