Don't try to load an icon for the drone (there is none, using model to render it anyway).

Showing components in tablet in tooltip (kept forgetting about that one).

build.properties

@@ -5,7 +5,7 @@ oc.version=1.4.3
 oc.subversion=dev
 
 ae2.version=rv1-stable-1
-bc.version=6.1.8
+bc.version=6.2.6
 cc.cf=2216/236
 cc.version=1.65
 ccl.version=1.1.1.104

src/main/scala/li/cil/oc/common/item/Drone.scala

@@ -2,6 +2,8 @@ package li.cil.oc.common.item
 
 import java.util
 
+import cpw.mods.fml.relauncher.Side
+import cpw.mods.fml.relauncher.SideOnly
 import li.cil.oc.client.KeyBindings
 import li.cil.oc.common.entity
 import li.cil.oc.util.BlockPosition
@@ -29,4 +31,8 @@ class Drone(val parent: Delegator) extends Delegate {
     stack.stackSize -= 1
     true
   }
+
+  // We no item (rendering using model only).
+  @SideOnly(Side.CLIENT)
+  override def registerIcons(iconRegister: IconRegister) {}
 }

src/main/scala/li/cil/oc/common/item/Tablet.scala

@@ -1,5 +1,6 @@
 package li.cil.oc.common.item
 
+import java.util
 import java.util.UUID
 import java.util.concurrent.Callable
 import java.util.concurrent.TimeUnit
@@ -24,6 +25,7 @@ import li.cil.oc.api.machine.Architecture
 import li.cil.oc.api.machine.MachineHost
 import li.cil.oc.api.network.Message
 import li.cil.oc.api.network.Node
+import li.cil.oc.client.KeyBindings
 import li.cil.oc.common.GuiType
 import li.cil.oc.common.Slot
 import li.cil.oc.common.inventory.ComponentInventory
@@ -69,6 +71,16 @@ class Tablet(val parent: Delegator) extends Delegate {
 
   // ----------------------------------------------------------------------- //
 
+  override protected def tooltipExtended(stack: ItemStack, tooltip: util.List[String]): Unit = {
+    if (KeyBindings.showExtendedTooltips) {
+      val info = new ItemUtils.TabletData(stack)
+      // Ignore/hide the screen.
+      info.items.drop(1).collect {
+        case Some(component) => tooltip.add("- " + component.getDisplayName)
+      }
+    }
+  }
+
   override def isDamageable = true
 
   override def damage(stack: ItemStack) = {