From cea6eba7eb5ff8c0e6dd835f0151e0dfb8823beb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Florian=20N=C3=BCcke?= <florian@nuecke.de>
Date: Tue, 26 May 2015 15:23:45 +0200
Subject: [PATCH] Aha! So it did matter after all.

---
 src/main/scala/li/cil/oc/server/driver/Registry.scala | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/main/scala/li/cil/oc/server/driver/Registry.scala b/src/main/scala/li/cil/oc/server/driver/Registry.scala
index 2c19dd94f..7a5df84bb 100644
--- a/src/main/scala/li/cil/oc/server/driver/Registry.scala
+++ b/src/main/scala/li/cil/oc/server/driver/Registry.scala
@@ -112,7 +112,7 @@ private[oc] object Registry extends api.detail.DriverAPI {
       memo.get(valueRef)
     }
     else valueRef match {
-      case null | None => null
+      case null | Unit | None => null
 
       case arg: java.lang.Boolean => arg
       case arg: java.lang.Byte => arg