--- a/bc.mak	Tue Sep 08 12:41:20 2020 +0100
+++ b/bc.mak	Fri Jan 29 08:12:16 2021 +0000
@@ -82,6 +82,7 @@
 $(OUTDIR)InMidstOfFileinNotification.$(O) InMidstOfFileinNotification.$(C) InMidstOfFileinNotification.$(H): InMidstOfFileinNotification.st $(INCLUDE_TOP)\stx\libbasic\GenericException.$(H) $(INCLUDE_TOP)\stx\libbasic\Notification.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
 $(OUTDIR)MCAncestry.$(O) MCAncestry.$(C) MCAncestry.$(H): MCAncestry.st $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
 $(OUTDIR)MCBrowserList.$(O) MCBrowserList.$(C) MCBrowserList.$(H): MCBrowserList.st $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(INCLUDE_TOP)\stx\libtool\Tools__BrowserList.$(H) $(INCLUDE_TOP)\stx\libtool\Tools__NavigatorModel.$(H) $(INCLUDE_TOP)\stx\libview2\ApplicationModel.$(H) $(INCLUDE_TOP)\stx\libview2\Model.$(H) $(STCHDR)
+$(OUTDIR)MCCannotLoadMethodError.$(O) MCCannotLoadMethodError.$(C) MCCannotLoadMethodError.$(H): MCCannotLoadMethodError.st $(INCLUDE_TOP)\stx\libbasic\Error.$(H) $(INCLUDE_TOP)\stx\libbasic\Exception.$(H) $(INCLUDE_TOP)\stx\libbasic\GenericException.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(INCLUDE_TOP)\stx\libbasic\ProceedableError.$(H) $(STCHDR)
 $(OUTDIR)MCChangeSelectionRequest.$(O) MCChangeSelectionRequest.$(C) MCChangeSelectionRequest.$(H): MCChangeSelectionRequest.st $(INCLUDE_TOP)\stx\libbasic\GenericException.$(H) $(INCLUDE_TOP)\stx\libbasic\Notification.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
 $(OUTDIR)MCConflict.$(O) MCConflict.$(C) MCConflict.$(H): MCConflict.st $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
 $(OUTDIR)MCDefinition.$(O) MCDefinition.$(C) MCDefinition.$(H): MCDefinition.st $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
@@ -205,7 +206,7 @@
 $(OUTDIR)MCMcdReader.$(O) MCMcdReader.$(C) MCMcdReader.$(H): MCMcdReader.st $(INCLUDE_TOP)\stx\goodies\monticello\MCMczReader.$(H) $(INCLUDE_TOP)\stx\goodies\monticello\MCReader.$(H) $(INCLUDE_TOP)\stx\goodies\monticello\MCVersionReader.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
 $(OUTDIR)MCStXMczReader.$(O) MCStXMczReader.$(C) MCStXMczReader.$(H): MCStXMczReader.st $(INCLUDE_TOP)\stx\goodies\monticello\MCMczReader.$(H) $(INCLUDE_TOP)\stx\goodies\monticello\MCReader.$(H) $(INCLUDE_TOP)\stx\goodies\monticello\MCVersionReader.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
 $(OUTDIR)MCSubDirectoryRepository.$(O) MCSubDirectoryRepository.$(C) MCSubDirectoryRepository.$(H): MCSubDirectoryRepository.st $(INCLUDE_TOP)\stx\goodies\monticello\MCDirectoryRepository.$(H) $(INCLUDE_TOP)\stx\goodies\monticello\MCFileBasedRepository.$(H) $(INCLUDE_TOP)\stx\goodies\monticello\MCRepository.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(STCHDR)
-$(OUTDIR)extensions.$(O): extensions.st $(INCLUDE_TOP)\stx\libbasic\AbstractTime.$(H) $(INCLUDE_TOP)\stx\libbasic\Annotation.$(H) $(INCLUDE_TOP)\stx\libbasic\ArrayedCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\Behavior.$(H) $(INCLUDE_TOP)\stx\libbasic\CharacterArray.$(H) $(INCLUDE_TOP)\stx\libbasic\Class.$(H) $(INCLUDE_TOP)\stx\libbasic\ClassDescription.$(H) $(INCLUDE_TOP)\stx\libbasic\Collection.$(H) $(INCLUDE_TOP)\stx\libbasic\Dictionary.$(H) $(INCLUDE_TOP)\stx\libbasic\IdentityDictionary.$(H) $(INCLUDE_TOP)\stx\libbasic\Magnitude.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(INCLUDE_TOP)\stx\libbasic\OrderedCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\ProjectDefinition.$(H) $(INCLUDE_TOP)\stx\libbasic\SequenceableCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\Set.$(H) $(INCLUDE_TOP)\stx\libbasic\Stream.$(H) $(INCLUDE_TOP)\stx\libbasic\String.$(H) $(INCLUDE_TOP)\stx\libbasic\StringCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\Symbol.$(H) $(INCLUDE_TOP)\stx\libbasic\Timestamp.$(H) $(INCLUDE_TOP)\stx\libbasic\UndefinedObject.$(H) $(INCLUDE_TOP)\stx\libbasic\UninterpretedBytes.$(H) $(INCLUDE_TOP)\stx\libbasic\UserPreferences.$(H) $(INCLUDE_TOP)\stx\libbasic3\AbstractSourceCodeManager.$(H) $(INCLUDE_TOP)\stx\libbasic3\AutomagicSourcePorter.$(H) $(INCLUDE_TOP)\stx\libbasic3\Change.$(H) $(INCLUDE_TOP)\stx\libbasic3\VersionInfo.$(H) $(INCLUDE_TOP)\stx\libcompat\PackageInfo.$(H) $(INCLUDE_TOP)\stx\libtool\SystemBrowser.$(H) $(INCLUDE_TOP)\stx\libtool\Tools__NewSystemBrowser.$(H) $(INCLUDE_TOP)\stx\libview2\ApplicationModel.$(H) $(INCLUDE_TOP)\stx\libview2\Model.$(H) $(STCHDR)
+$(OUTDIR)extensions.$(O): extensions.st $(INCLUDE_TOP)\stx\libbasic\AbstractTime.$(H) $(INCLUDE_TOP)\stx\libbasic\Annotation.$(H) $(INCLUDE_TOP)\stx\libbasic\ArrayedCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\Behavior.$(H) $(INCLUDE_TOP)\stx\libbasic\CharacterArray.$(H) $(INCLUDE_TOP)\stx\libbasic\Class.$(H) $(INCLUDE_TOP)\stx\libbasic\ClassDescription.$(H) $(INCLUDE_TOP)\stx\libbasic\Collection.$(H) $(INCLUDE_TOP)\stx\libbasic\CompiledCode.$(H) $(INCLUDE_TOP)\stx\libbasic\Dictionary.$(H) $(INCLUDE_TOP)\stx\libbasic\ExecutableFunction.$(H) $(INCLUDE_TOP)\stx\libbasic\IdentityDictionary.$(H) $(INCLUDE_TOP)\stx\libbasic\Magnitude.$(H) $(INCLUDE_TOP)\stx\libbasic\Method.$(H) $(INCLUDE_TOP)\stx\libbasic\Object.$(H) $(INCLUDE_TOP)\stx\libbasic\OrderedCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\ProjectDefinition.$(H) $(INCLUDE_TOP)\stx\libbasic\SequenceableCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\Set.$(H) $(INCLUDE_TOP)\stx\libbasic\Stream.$(H) $(INCLUDE_TOP)\stx\libbasic\String.$(H) $(INCLUDE_TOP)\stx\libbasic\StringCollection.$(H) $(INCLUDE_TOP)\stx\libbasic\Symbol.$(H) $(INCLUDE_TOP)\stx\libbasic\Timestamp.$(H) $(INCLUDE_TOP)\stx\libbasic\UndefinedObject.$(H) $(INCLUDE_TOP)\stx\libbasic\UninterpretedBytes.$(H) $(INCLUDE_TOP)\stx\libbasic\UserPreferences.$(H) $(INCLUDE_TOP)\stx\libbasic3\AbstractSourceCodeManager.$(H) $(INCLUDE_TOP)\stx\libbasic3\AutomagicSourcePorter.$(H) $(INCLUDE_TOP)\stx\libbasic3\Change.$(H) $(INCLUDE_TOP)\stx\libbasic3\VersionInfo.$(H) $(INCLUDE_TOP)\stx\libcompat\PackageInfo.$(H) $(INCLUDE_TOP)\stx\libtool\SystemBrowser.$(H) $(INCLUDE_TOP)\stx\libtool\Tools__NewSystemBrowser.$(H) $(INCLUDE_TOP)\stx\libview2\ApplicationModel.$(H) $(INCLUDE_TOP)\stx\libview2\Model.$(H) $(STCHDR)
 
 # ENDMAKEDEPEND --- do not remove this line