diff --git a/reactos/base/services/audiosrv/debug.c b/reactos/base/services/audiosrv/debug.c
index 0925d1488af..9352fc923c2 100644
--- a/reactos/base/services/audiosrv/debug.c
+++ b/reactos/base/services/audiosrv/debug.c
@@ -2,6 +2,7 @@
 
 #include <stdio.h>
 #include <stdarg.h>
+#include <windows.h>
 
 void logmsg(char* string, ...)
 {
@@ -9,11 +10,19 @@ void logmsg(char* string, ...)
 
     FILE* debug_file = fopen("c:\\audiosrv-debug.txt", "a");
 
-    va_start(args, string);
-
-    vfprintf(debug_file, string, args);
-
-    va_end(args);
-
-    fclose(debug_file);
+    if (debug_file)
+    {
+        va_start(args, string);
+        vfprintf(debug_file, string, args);
+        va_end(args);
+        fclose(debug_file);
+    }
+    else
+    {
+        char buf[256];
+        va_start(args, string);
+        vsprintf(buf, string, args);
+        OutputDebugStringA(buf);
+        va_end(args);
+    }
 }
diff --git a/reactos/include/reactos/libs/audiosrv/audiosrv.h b/reactos/include/reactos/libs/audiosrv/audiosrv.h
index 5d14ba96646..0edc7d0abc2 100644
--- a/reactos/include/reactos/libs/audiosrv/audiosrv.h
+++ b/reactos/include/reactos/libs/audiosrv/audiosrv.h
@@ -35,7 +35,7 @@ typedef struct
     DWORD size;         /* Size of the shared mem */
     DWORD max_size;     /* Amount of mem available */
     DWORD device_count; /* Number of devices */
-    PnP_AudioDevice first_device[];
+    PnP_AudioDevice *first_device;
 } PnP_AudioHeader;