Hello, I am trying to get Hapa'o loaded in a fresh 4.0 image, using the following command: Gofer new squeaksource: 'Spy'; package: 'ConfigurationOfSpy'; load. (Smalltalk at: #ConfigurationOfSpy) perform: #loadDefault and I run across this error: This package depends on the following classes: RBFormatter You must resolve these dependencies before you will be able to load these definitions: HapaoLineCoverage acceptAssignmentNode: acceptBlockNode:startBlockString:endBlockString: acceptCascadeNode: acceptLiteralArrayNode: acceptLiteralNode: acceptMessageNode: acceptPragmaNode: acceptReturnNode: acceptSequenceNode: acceptVariableNode: addAllText: addCoverageAtribute:isCovered: addText: coveredCondition format: ... This isn't something I'm familiar with, can someone tell me how to resolve it? Many thanks, Sheridan