diff --git a/tasks/Incomplete.scala b/tasks/Incomplete.scala
index 1600432bd..9d08cdb47 100644
--- a/tasks/Incomplete.scala
+++ b/tasks/Incomplete.scala
@@ -12,7 +12,7 @@ object Incomplete extends Enumeration {
 	def show(i: Incomplete, traces: Boolean): String =
 	{
 		val exceptions = allExceptions(i)
-		val traces = exceptions.map(_.getStackTrace).mkString("\n")
+		val traces = exceptions.map(ex => ex.getStackTrace.mkString(ex.toString + "\n\t", "\n\t", "\n"))
 		val causeStr = if(i.causes.isEmpty) "" else (i.causes.length + " cause(s)")
 		"Incomplete (" + show(i.tpe) + ") " + i.message.getOrElse("") + causeStr + "\n" + traces
 	}
diff --git a/tasks/standard/Action.scala b/tasks/standard/Action.scala
index e7c327b58..b529095f1 100644
--- a/tasks/standard/Action.scala
+++ b/tasks/standard/Action.scala
@@ -28,6 +28,7 @@ object Task
 final case class Task[T](info: Info[T], work: Action[T])
 {
 	def original = info.original getOrElse this
+	override def toString = info.name orElse original.info.name getOrElse ("Task(" + info + ", " + work + ")")
 }
 /** `original` is used during transformation only.*/
 final case class Info[T](attributes: AttributeMap = AttributeMap.empty, original: Option[Task[T]] = None)
@@ -40,7 +41,12 @@ final case class Info[T](attributes: AttributeMap = AttributeMap.empty, original
 	def setDescription(d: String) = set(Description, d)
 	def setImplied(i: Boolean) = set(Implied, i)
 	def set[T](key: AttributeKey[T], value: T) = copy(attributes = this.attributes.put(key, value))
-	
+
+	override def toString =
+		if(attributes.isEmpty && original.isEmpty)
+			"_"
+		else
+			attributes.toString + (original match { case Some(o) => ", original: " + o; case None => "" })
 }
 object Info
 {