From 5dc4b4eaae5532112afcb9c51b15055f264aa20b Mon Sep 17 00:00:00 2001
From: thepaperpilot <thepaperpilot@gmail.com>
Date: Wed, 17 May 2023 20:05:13 -0500
Subject: [PATCH] Fix error when running out of power

---
 src/data/projEntry.tsx | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/data/projEntry.tsx b/src/data/projEntry.tsx
index 0ce7ca9..fc02dbc 100644
--- a/src/data/projEntry.tsx
+++ b/src/data/projEntry.tsx
@@ -870,9 +870,12 @@ export const main = createLayer("main", function (this: BaseLayer) {
         if (Decimal.lt(energy.value, 0)) {
             // Uh oh, time to de-power machines!
             energy.value = 0;
-            poweredMachines.forEach(machine => {
-                (machine.value?.state as { powered: boolean }).powered = false;
-            });
+            poweredMachines
+                .map(m => m.value)
+                .filter(machine => machine != null)
+                .forEach(machine => {
+                    (machine?.state as { powered: boolean }).powered = false;
+                });
             Object.values(portalNodes.value).forEach(portal => {
                 (portal.state as { powered: boolean }).powered = false;
             });