From f8a38ec7cfddd9d43d0ce9687ea37503c9c74545 Mon Sep 17 00:00:00 2001
From: PsiOmegaDelta <git@psiomega.se>
Date: Wed, 16 Sep 2015 08:00:22 +0200
Subject: [PATCH] Improves powernet destruction.

While we currently do hard del datums this is a step towards a better world.
---
 code/modules/power/powernet.dm | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/code/modules/power/powernet.dm b/code/modules/power/powernet.dm
index 1d5711b4b32..ebd88df3e2c 100644
--- a/code/modules/power/powernet.dm
+++ b/code/modules/power/powernet.dm
@@ -19,8 +19,14 @@
 	..()
 
 /datum/powernet/Destroy()
+	for(var/obj/structure/cable/C in cables)
+		cables -= C
+		C.powernet = null
+	for(var/obj/machinery/power/M in nodes)
+		nodes -= M
+		M.powernet = null
 	powernets -= src
-	..()
+	return ..()
 
 //Returns the amount of excess power (before refunding to SMESs) from last tick.
 //This is for machines that might adjust their power consumption using this data.