It is now safe to digest a cursed shadow

@@ -2223,7 +2223,7 @@ do return end
 
 			if config.settings.tome.rest_before_explore then
 				local ok = false
-				self.player:restInit(nil, nil, nil, function() ok = self.player.resting.rested_fully end, function() if ok then self:onTickEnd(ae) self.tick_loopback = true end end)
+				self.player:restInit(nil, nil, nil, function() ok = self.player.resting and self.player.resting.rested_fully end, function() if ok then self:onTickEnd(ae) self.tick_loopback = true end end)
 			else
 				ae()
 			end

@@ -139,8 +139,8 @@ newEntity{ base = "BASE_NPC_XORN",
 			if not m.dead then
 				nb_alive = nb_alive + 1
 				game.logSeen(self, "#AQUAMARINE#%s absorbs the energy of the destroyed fragment!", self:getName())
-				m.max_life = m.max_life + m.add_max_life
-				m:heal(m.add_max_life)
+				m.max_life = m.max_life + (m.add_max_life or 0)
+				m:heal(m.add_max_life or 0)
 				m.inc_damage.all = (m.inc_damage.all or 0) + 20
 			end
 		end

@@ -44,7 +44,9 @@ newTalent{
 	is_teleport = true,
 	action = function(self, t)
 		local x, y, range
-		if self.ai_state.shadow_wall then
+		if self.player then
+			x, y, range = self.x, self.y, 10
+		elseif self.ai_state.shadow_wall then
 			x, y, range = self.ai_state.shadow_wall_target.x, self.ai_state.shadow_wall_target.y, 1
 		elseif self.ai_target.x and self.ai_target.y then
 			x, y, range = self.ai_target.x, self.ai_target.y, 1