Smuxi Issues [FROZEN ARCHIVE]

Hello.

smuxi-1.0.6 does not compile on Fedora PowerPC64 architecture only with following error:

/usr/bin/xbuild /toolsversion:4.0 /p:TargetFrameworkVersion=v4.5 /property:DefineConstants=MONO_4_5 /p:Configuration=Debug /p:SignAssembly=false /p:WarningLevel=0 /p:Warn=0 /p:OutputPath=/builddir/build/BUILD/smuxi-1.0.6/bin/debug /p:BaseIntermediateOutputPath=/builddir/build/BUILD/smuxi-1.0.6/bin/debug/obj/ /p:IntermediateOutputPath=/builddir/build/BUILD/smuxi-1.0.6/bin/debug/obj/ /p:DocumentationFile= ./ServiceStack.Text/src/ServiceStack.Text/ServiceStack.Text.csproj
XBuild Engine Version 14.0
Mono, Version 4.8.0.0
Copyright (C) 2005-2013 Various Mono authors
Build started 02/25/2017 11:28:36.
__________________________________________________
Project "/builddir/build/BUILD/smuxi-1.0.6/lib/ServiceStack.Text/src/ServiceStack.Text/ServiceStack.Text.csproj" (default target(s)):
    Target PrepareForBuild:
: error : Error initializing task Message: Could not load file or assembly 'Microsoft.Build.Tasks.v4.0' or one of its dependencies
            Target _RecordCleanFile:
: error : Error initializing task ReadLinesFromFile: Could not load file or assembly 'Microsoft.Build.Tasks.v4.0' or one of its dependencies
                Build FAILED.
                Errors:
                /builddir/build/BUILD/smuxi-1.0.6/lib/ServiceStack.Text/src/ServiceStack.Text/ServiceStack.Text.csproj (default targets) ->
                /usr/lib/mono/4.5/Microsoft.Common.targets (PrepareForBuild target) ->
                    : error : Error initializing task Message: Could not load file or assembly 'Microsoft.Build.Tasks.v4.0' or one of its dependencies
                /builddir/build/BUILD/smuxi-1.0.6/lib/ServiceStack.Text/src/ServiceStack.Text/ServiceStack.Text.csproj (default targets) ->
                /usr/lib/mono/4.5/Microsoft.Common.targets (PrepareForBuild target) ->
                (_RecordCleanFile target) ->
                    : error : Error initializing task ReadLinesFromFile: Could not load file or assembly 'Microsoft.Build.Tasks.v4.0' or one of its dependencies
                     0 Warning(s)
                     2 Error(s)
                Time Elapsed 00:00:00.2972350

Full log: https://kojipkgs.fedoraproject.org//work/tasks/563/18050563/build.log