diff --git a/Mage.Client/src/main/java/mage/client/remote/Session.java b/Mage.Client/src/main/java/mage/client/remote/Session.java
index cb6a9805deb..6ed329cb0ca 100644
--- a/Mage.Client/src/main/java/mage/client/remote/Session.java
+++ b/Mage.Client/src/main/java/mage/client/remote/Session.java
@@ -188,7 +188,9 @@ public class Session {
 	}
 
 	public boolean isTestMode() {
-		return serverState.isTestMode();
+		if (serverState != null)
+			return serverState.isTestMode();
+		return false;
 	}
 
 	public ChatPanel getChat(UUID chatId) {