|  | @@ -148,7 +148,7 @@
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				|  |  |  	</Target>
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				|  |  |  	
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				|  |  |  	<Target Name="GenerateHelpFile" DependsOnTargets="CheckReleaseVersion">
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				|  |  | -		<Error Text="Please install Sandcastle, and ensure the SHFBFolder environment variable is set." Condition="'$(SHFBFolder)'==''"/>
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				|  |  | +		<Error Text="Please install Sandcastle, and ensure the SHFBROOT environment variable is set." Condition="'$(SHFBROOT)'==''"/>
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				|  |  |  		<MSBuild Projects="$(MSBuildThisFileDirectory)sandcastle\SSH.NET.shfbproj"/>
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				|  |  |  		<Move SourceFiles="$(MSBuildThisFileDirectory)target\help\SshNet.Help.chm" DestinationFiles="$(MSBuildThisFileDirectory)target\SSH.NET-$(ReleaseVersion)-help.chm"/>
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				|  |  |  	</Target>
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