I tried both programmatically ("Scanner allowUnderscoreAsAssignment: true") and via the settings browser to allow underscore assignments, but I still got errors loading AtomMorph. e.g. "Syntax Error" randomPositionIn: aRectangle maxVelocity: maxVelocity "Give this atom a random position and velocity." | origin extent | origin _ aRectangle origin. extent _ ***Nothing more expected ->***(aRectangle extent - self bounds extent) rounded. self position: (origin x + extent x atRandom) @ (origin y + extent y atRandom). velocity _ (maxVelocity - (2 * maxVelocity) atRandom) @ (maxVelocity - (2 * maxVelocity) atRandom). -- View this message in context: http://forum.world.st/Problems-loading-underscore-assignments-tp4337617p4337... Sent from the Pharo Smalltalk mailing list archive at Nabble.com.