I take a new 2.0. image and try to load only seaside with the following code: baseline100: spec <version: '1.0-baseline'> spec for: #common do: [ spec blessing: #baseline. spec project: 'seaside' with: [ spec className: 'ConfigurationOfSeaside30'; loads: #('ALL'); versionString: '3.0.8'; repository: 'http://ss3.gemstone.com/ss/MetaRepoForPharo20' ] ] version110: spec <version: '1.1' imports: #('1.0-baseline')> spec for: #common do: [ spec blessing: #development. ] This fails when loading 'Kom''1.0.9' because projectPackage isNil. I dont need to solve this probolem, I only need a snippet how to load seaside within my Configuration of. this is the Stack: UndefinedObject(Object)>>doesNotUnderstand: #loadUsing: MetacelloMCProjectSpec>>ensureLoadedForDevelopmentUsing: MetacelloMCVersionSpecLoader>>load in Block: [:pkg | ... Array(SequenceableCollection)>>do: MetacelloMCVersionSpecLoader>>load MetacelloMCVersion>>executeLoadFromArray: MetacelloMCVersion>>fetchRequiredFromArray: in Block: [:dict | ^ self executeLoadFromArray: anArray] MetacelloPharoPlatform(MetacelloPlatform)>>useStackCacheDuring:defaultDictionary: in Block: [^ aBlock value: dict] BlockClosure>>on:do: MetacelloPharoPlatform(MetacelloPlatform)>>useStackCacheDuring:defaultDictionary: MetacelloMCVersion>>fetchRequiredFromArray: in Block: [self versionSpec loader: newLoader.... BlockClosure>>ensure: MetacelloMCVersion>>fetchRequiredFromArray: in Block: [[self versionSpec loader: newLoader.... MetacelloPharoPlatform>>do:displaying: in Block: [:bar | ... BlockClosure>>cull: Job>>run in Block: [result := block cull: self] BlockClosure>>on:do: Job>>run in Block: [self prepareForRunning.... BlockClosure>>ensure: Job>>run MorphicUIManager(UIManager)>>displayProgress:from:to:during: ByteString(String)>>displayProgressFrom:to:during: MetacelloPharoPlatform>>do:displaying: MetacelloMCVersion>>fetchRequiredFromArray: MetacelloMCProjectSpec>>loadVersion: in Block: [:dict | ... MetacelloPharoPlatform(MetacelloPlatform)>>useStackCacheDuring:defaultDictionary: in Block: [^ aBlock value: dict] BlockClosure>>on:do: MetacelloPharoPlatform(MetacelloPlatform)>>useStackCacheDuring:defaultDictionary: MetacelloMCProjectSpec>>loadVersion: MetacelloMCProjectSpec>>load -- View this message in context: http://forum.world.st/baseline-for-seaside-3-0-tp4692630p4692712.html Sent from the Pharo Smalltalk Users mailing list archive at Nabble.com.