From ccc375f16334d0eb8d56d5e5f2b248ef1ee55258 Mon Sep 17 00:00:00 2001
From: Maganty Rushyendra <mrushyendra@yahoo.com.sg>
Date: Sat, 24 Apr 2021 11:06:28 -0400
Subject: Fix AudioServer Crash when bus count equals 0

---
 servers/audio_server.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/servers/audio_server.cpp b/servers/audio_server.cpp
index 138cb6e1f8..08c482553b 100644
--- a/servers/audio_server.cpp
+++ b/servers/audio_server.cpp
@@ -246,6 +246,7 @@ void AudioServer::_driver_process(int p_frames, int32_t *p_buffer) {
 		init_channels_and_buffers();
 	}
 
+	ERR_FAIL_COND_MSG(buses.is_empty() && todo, "AudioServer bus count is less than 1.");
 	while (todo) {
 		if (to_mix == 0) {
 			_mix_step();
-- 
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