HXC6059: Compressed sample compiled from outside the project root. Decompiled to $OutsideRoot\$Samples.
Given when the source location given for a compressed sample is outside of the project root. This value is specified in the SourceDir attribute of the <Sample> tag in the sample definition (.HxE) file.
The compiler decompiles these files to a directory called "$OutsideRoot\$Samples", located under the root decompilation directory that you specified.