Added some safety checks for when no default database is specified.

RenX.Ladder/RenX_Ladder.cpp

@@ -91,6 +91,9 @@ GenericCommand::ResponseLine *LadderGenericCommand::trigger(const Jupiter::Reada
 	if (parameters.isEmpty())
 		return new GenericCommand::ResponseLine("Error: Too few parameters. Syntax: ladder <name | rank>"_jrs, GenericCommand::DisplayType::PrivateError);
 
+	if (RenX::default_ladder_database == nullptr)
+		return new GenericCommand::ResponseLine("Error: No default ladder database specified."_jrs, GenericCommand::DisplayType::PrivateError);
+
 	RenX::LadderDatabase::Entry *entry;
 	size_t rank;
 	if (parameters.span("0123456789"_jrs) == parameters.size())
@@ -147,6 +150,8 @@ void LadderGameCommand::trigger(RenX::Server *source, RenX::PlayerInfo *player,
 	if (parameters.isEmpty())
 	{
 		if (player->steamid != 0)
+		{
+			if (RenX::default_ladder_database != nullptr)
 			{
 				std::pair<RenX::LadderDatabase::Entry *, size_t> pair = RenX::default_ladder_database->getPlayerEntryAndIndex(player->steamid);
 				if (pair.first != nullptr)
@@ -154,6 +159,9 @@ void LadderGameCommand::trigger(RenX::Server *source, RenX::PlayerInfo *player,
 				else
 					source->sendMessage(player, "Error: You have no ladder data. Get started by sticking around until the end of the match!"_jrs);
 			}
+			else
+				source->sendMessage(player, "Error: No default ladder database specified."_jrs);
+		}
 		else
 			source->sendMessage(player, "Error: You have no ladder data, because you're not using Steam."_jrs);
 	}