diff --git a/src/interpreter/instructions/byte_arrays.rs b/src/interpreter/instructions/byte_arrays.rs
index 1458bf5..fcc908b 100644
--- a/src/interpreter/instructions/byte_arrays.rs
+++ b/src/interpreter/instructions/byte_arrays.rs
@@ -39,7 +39,7 @@ executable_instruction!(
             let memory_view = memory.view();
 
             if length == 0 {
-                runtime.stack.push(InterfaceValue::String("".into()));
+                runtime.stack.push(InterfaceValue::ByteArray(vec![]));
 
                 return Ok(())
             }
diff --git a/src/interpreter/instructions/records.rs b/src/interpreter/instructions/records.rs
index 5b12194..e7a116a 100644
--- a/src/interpreter/instructions/records.rs
+++ b/src/interpreter/instructions/records.rs
@@ -331,7 +331,9 @@ where
         }
     }
 
+    println!("  before transmuting: {:?}", result);
     let result = safe_transmute::transmute_to_bytes::<u64>(&result);
+    println!("  after transmuting: {:?}", result);
     let result_pointer = write_to_instance_mem(instance, instruction, &result)?;
 
     Ok(result_pointer)