add error message to /py if API not started

arpruss · Jul 28, 2016 · 8b75961 · 8b75961
1 parent a889a7d
commit 8b75961
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/19/src/main/java/mobi/omegacentauri/raspberryjammod/ScriptExternalCommand.java b/19/src/main/java/mobi/omegacentauri/raspberryjammod/ScriptExternalCommand.java
@@ -263,6 +263,8 @@ public void execute(MinecraftServer server, ICommandSender sender, String[] args
 			environment.put("MINECRAFT_API_PORT", "4711"); // presumed server port
 		}
 		else {
+			if (RaspberryJamMod.currentPortNumber < 0)
+				throw new CommandException("RaspberryJamMod API not started. Check for port conflicts.");
 			environment.put("MINECRAFT_API_HOST","localhost");
 			environment.put("MINECRAFT_API_PORT", ""+RaspberryJamMod.currentPortNumber);
 		}