Hi all It would be good to fix such problems in their respective packages. Stef Checks for references to a variable in the Undeclared dictionary. If you remove a variable from a class that is accessed by a method, you will create an undeclared variable reference for those methods that accessed the variable. OBEnhancementColumn>>#selection: Project>>#finalEnterActions OBClosableDefinitionPanel>>#commands OBTextMorphEditorWithShout>>#correctFrom:to:with: OBCollaboratorsSearchNode>>#classes MCPackageManager>>#modifiedTimeStamp UITheme>>#sounds: UITheme>>#sounds InstallerCruft>>#user InstallerCruft>>#createRBforBug: InstallerCruft>>#user: OBEnrichedDefinitionPanel>>#selectReferencingCodeNodes: OBEnrichedDefinitionPanel>>#accept:notifying: OBMethodInvocationSearchNode>>#classes PasteUpMorph>>#scriptorForTextualScript:ofPlayer: Installer>>#installMCcs:from: Installer>>#printOn: OBEnrichedMethodInvocationNode>>#source OBEnrichedMethodInvocationNode>>#modelMethod OBEnrichedMethodInvocationNode>>#invokingClasses OBTreeColumnTests>>#test09JumpToE2 OBTreeColumnTests>>#test12JumpToD3 OBTreeColumnTests>>#test10JumpToD1 OBTreeColumnTests>>#test01AllInOneColumn OBTreeColumnTests>>#test17JumpToG1 OBTreeColumnTests>>#test06JumpToC2 OBTreeColumnTests>>#test19JumpToA1 OBTreeColumnTests>>#test02AllInOneColumn OBTreeColumnTests>>#test04JumpToB2 OBTreeColumnTests>>#test14JumpToF1 OBTreeColumnTests>>#test08JumpToE1 OBTreeColumnTests>>#test07JumpToC1 OBTreeColumnTests>>#test11JumpToD2 OBTreeColumnTests>>#test13JumpToD4 OBTreeColumnTests>>#test03NodeWithBothTreeChildrenAndDefaultChildren OBTreeColumnTests>>#test05JumpToB1 OBTreeColumnTests>>#test18JumpToG2 OBTreeColumnTests>>#columnPanelABCDEFGH OBTreeColumnTests>>#test16JumpToH1 OBTreeColumnTests>>#test15JumpToF2 OBEnrichedMethodNode>>#source OBEnrichedMethodNode>>#updateModelMethod OBEnrichedClassNode>>#formatter DictionaryTest>>#flattenOnStream OBEnhPackageNodeTest>>#testPackage OBEnhPackageNodeTest>>#testTemplate OBEnhPackageNodeTest>>#setUp OBPosition>>#asTreePosition Refactoring class>>#initializeRefactoringOptions OBEnrichedMessageNode class>>#on:inMethod:inClass: