fix: Add missing null check

Author: Unnvaldr

src/lib/converter/symbols.ts

@@ -713,6 +713,7 @@ function convertAlias(
             exportSymbol ?? symbol
         );
     } else if (
+        !reflection ||
         !context.converter.application.options.getValue("disableAliases")
     ) {
         createAlias(reflection, context, symbol, exportSymbol);