1 files changed, 2 insertions, 1 deletions
diff --git a/core/js_errors.rs b/core/js_errors.rs
index f8707b0ae..0b77945a6 100644
--- a/core/js_errors.rs
+++ b/core/js_errors.rs
@@ -123,7 +123,8 @@ impl V8Exception {
   /// Creates a new V8Exception by parsing the raw exception JSON string from V8.
   pub fn from_json(json_str: &str) -> Option<Self> {
     let v = serde_json::from_str::<serde_json::Value>(json_str);
-    if v.is_err() {
+    if let Err(err) = v {
+      eprintln!("V8Exception::from_json got problem {}", err);
       return None;
     }
     let v = v.unwrap();