diff --git a/Cargo.toml b/Cargo.toml
index 84dc0f4..edc6653 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "libfmod"
-version = "2.222.1"
+version = "2.222.2"
 publish = true
 edition = "2021"
 license = "MIT"
diff --git a/src/lib.rs b/src/lib.rs
index 3f97118..57e651c 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -114,14 +114,22 @@ macro_rules! opt_ptr {
 }
 macro_rules! to_vec {
     ($ ptr : expr , $ length : expr , $ closure : expr) => {
-        slice::from_raw_parts($ptr, $length as usize)
-            .to_vec()
-            .into_iter()
-            .map($closure)
-            .collect::<Result<Vec<_>, Error>>()
+        if $length == 0 {
+            Ok(vec![])
+        } else {
+            slice::from_raw_parts($ptr, $length as usize)
+                .to_vec()
+                .into_iter()
+                .map($closure)
+                .collect::<Result<Vec<_>, Error>>()
+        }
     };
     ($ ptr : expr , $ length : expr) => {
-        slice::from_raw_parts($ptr, $length as usize).to_vec()
+        if $length == 0 {
+            vec![]
+        } else {
+            slice::from_raw_parts($ptr, $length as usize).to_vec()
+        }
     };
 }
 macro_rules! to_bool {
diff --git a/tests/examples/core.rs b/tests/examples/core.rs
index 76a6569..c63e34a 100644
--- a/tests/examples/core.rs
+++ b/tests/examples/core.rs
@@ -7,6 +7,14 @@ use libfmod::ffi::{
 };
 use libfmod::{DspDescription, DspParameterDesc, DspParameterType, Error, System};
 
+#[test]
+fn test_system_advanced_settings_before_init() -> Result<(), Error> {
+    let system = System::create()?;
+    let settings = system.get_advanced_settings()?;
+    println!("Settings: {:?}", settings);
+    system.release()
+}
+
 #[test]
 fn test_dsp_custom() -> Result<(), Error> {
     let system = System::create()?;