see changelog

Upgrade.lua

@@ -357,11 +357,14 @@ function upgrade.attempt(natives, setNewSurface)
             es[i].die()
         end
 
-        if not setNewSurface then
-            game.surfaces[natives.activeSurface].print("Rampant - Version 0.17.30")
-        end
         global.version = 101
     end
+    if (global.version < 102) then
+        if not setNewSurface then
+            game.surfaces[natives.activeSurface].print("Rampant - Version 0.17.32")
+        end
+        global.version = 102
+    end
 
     return starting ~= global.version, natives
 end

changelog.txt

@@ -1,3 +1,11 @@
+---------------------------------------------------------------------------------------------------
+Version: 0.17.32
+Date: 24. 12. 2019
+  Contributions:
+    - Billbo99 - Energy thief crystal next_upgrade was not getting set to nil.
+  Bugfixes:
+    - script_raised_revive was not being listened for
+
 ---------------------------------------------------------------------------------------------------
 Version: 0.17.31
 Date: 19. 12. 2019

control.lua

@@ -1035,7 +1035,8 @@ script.on_event({defines.events.on_player_mined_entity,
                  defines.events.script_raised_destroy}, onMine)
 script.on_event({defines.events.on_built_entity,
                  defines.events.on_robot_built_entity,
-                 defines.events.script_raised_built}, onBuild)
+                 defines.events.script_raised_built,
+                 defines.events.script_raised_revive}, onBuild)
 
 -- script.on_event(defines.events.on_ai_command_completed, onCommandDebugger)
 script.on_event(defines.events.on_entity_spawned, onEntitySpawned)

info.json

@@ -1,7 +1,7 @@
 {
     "name" : "Rampant",
     "factorio_version" : "0.17",
-    "version" : "0.17.31",
+    "version" : "0.17.32",
     "title" : "Rampant",
     "author" : "Veden",
     "homepage" : "https://forums.factorio.com/viewtopic.php?f=94&t=31445",