MMI Fix (#12679)

code/modules/mob/living/carbon/brain/MMI.dm

@@ -81,7 +81,7 @@
 				if(!B.can_prepare)
 					to_chat(user, SPAN_WARNING("\The [B] is incompatible with [src]!"))
 					return
-				if(B.health <= 0)
+				if(B.damage >= B.max_damage)
 					to_chat(user, SPAN_WARNING("That brain is well and truly dead."))
 					return
 				else if(!B.brainmob)
@@ -298,4 +298,4 @@
 #undef STATE_BRAIN
 #undef STATE_NODIODES
 #undef STATE_DIODES
-#undef STATE_SEALED
+#undef STATE_SEALED

html/changelogs/geeves-mmi_fix.yml

@@ -0,0 +1,6 @@
+author: Geeves
+
+delete-after: True
+
+changes:
+  - bugfix: "MMIs can now be made again."