diff --git a/core/src/avm2/error.rs b/core/src/avm2/error.rs
index 3d4737549..8f11e13ef 100644
--- a/core/src/avm2/error.rs
+++ b/core/src/avm2/error.rs
@@ -132,12 +132,6 @@ impl<'gc> From<String> for Error<'gc> {
     }
 }
 
-impl<'gc> From<crate::tag_utils::Error> for Error<'gc> {
-    fn from(val: crate::tag_utils::Error) -> Error<'gc> {
-        Error::RustError(val.into())
-    }
-}
-
 impl<'gc> From<Box<dyn std::error::Error>> for Error<'gc> {
     fn from(val: Box<dyn std::error::Error>) -> Error<'gc> {
         Error::RustError(val)
diff --git a/core/src/avm2/globals.rs b/core/src/avm2/globals.rs
index 46a8e2dc9..4ae0bed2a 100644
--- a/core/src/avm2/globals.rs
+++ b/core/src/avm2/globals.rs
@@ -656,9 +656,10 @@ fn load_playerglobal<'gc>(
     activation.avm2().native_method_table = native::NATIVE_METHOD_TABLE;
     activation.avm2().native_instance_allocator_table = native::NATIVE_INSTANCE_ALLOCATOR_TABLE;
 
-    let movie = Arc::new(SwfMovie::from_data(PLAYERGLOBAL, None, None)?);
+    let movie =
+        SwfMovie::from_data(PLAYERGLOBAL, None, None).expect("playerglobal.swf should be valid");
 
-    let slice = SwfSlice::from(movie);
+    let slice = SwfSlice::from(Arc::new(movie));
 
     let mut reader = slice.read_from(0);