1 files changed, 1 insertions, 1 deletions
diff --git a/Alc/ALu.c b/Alc/ALu.c
index 1b9fbce9..8e458764 100644
--- a/Alc/ALu.c
+++ b/Alc/ALu.c
@@ -414,7 +414,7 @@ ALvoid aluMixData(ALCcontext *ALContext,ALvoid *buffer,ALsizei size,ALenum forma
         while(size > 0)
         {
             //Setup variables
-            ALSource = ALContext->Source;
+            ALSource = (ALContext ? ALContext->Source : NULL);
             SamplesToDo = min(size, BUFFERSIZE);
 
             //Clear mixing buffer