From fefe260f0a026502e195be439f799fd8dbdd8c08 Mon Sep 17 00:00:00 2001
From: Mohamed Boudra <boudra.moha@gmail.com>
Date: Sat, 4 Apr 2026 19:16:07 +0700
Subject: [PATCH] Fix Silero VAD crash: disable external buffers in
 CircularBuffer.get()

Newer sherpa-onnx-node rejects external buffers by default, causing
"External buffers are not allowed" on every voice audio chunk.
---
 .../server/speech/providers/local/sherpa/silero-vad-session.ts  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/server/src/server/speech/providers/local/sherpa/silero-vad-session.ts b/packages/server/src/server/speech/providers/local/sherpa/silero-vad-session.ts
index 6e95cfbfe..e2fd52df8 100644
--- a/packages/server/src/server/speech/providers/local/sherpa/silero-vad-session.ts
+++ b/packages/server/src/server/speech/providers/local/sherpa/silero-vad-session.ts
@@ -107,7 +107,7 @@ export class SherpaSileroVadSession extends EventEmitter implements TurnDetectio
       const samples = pcm16leToFloat32(pcm16le, 1);
       this.inputBuffer.push(samples);
       while (this.inputBuffer.size() > this.windowSize) {
-        const window = this.inputBuffer.get(this.inputBuffer.head(), this.windowSize);
+        const window = this.inputBuffer.get(this.inputBuffer.head(), this.windowSize, false);
         this.inputBuffer.pop(this.windowSize);
         this.vad.acceptWaveform(window);
         this.syncDetectionState();