try with if

packages/logger/src/logger-otel-transport.ts

@@ -42,28 +42,30 @@ export const attachLoggerOtelTransport = (
       {} as Record<string, LogAttributeValue>,
     );
 
-    /**
-     * Try to serialize Error. Modern-errors has plugin to serialize
-     * https://github.com/ehmicky/modern-errors-serialize
-     *
-     * It add "serialize" method that converts class to plain object, working for OTEL.
-     *
-     * This is not perfect, doesn't work for nested object. We probably need to introduce some abstraction
-     * on logger error?
-     */
-    try {
-      const errorAttribute = serializedAttributes.error;
-      const ErrorConstructor = errorAttribute["constructor"];
+    if (serializedAttributes.error) {
+      /**
+       * Try to serialize Error. Modern-errors has plugin to serialize
+       * https://github.com/ehmicky/modern-errors-serialize
+       *
+       * It add "serialize" method that converts class to plain object, working for OTEL.
+       *
+       * This is not perfect, doesn't work for nested object. We probably need to introduce some abstraction
+       * on logger error?
+       */
+      try {
+        const errorAttribute = serializedAttributes.error;
+        const ErrorConstructor = errorAttribute["constructor"];
 
-      console.log("ErrorConstructor", JSON.stringify(serializedAttributes.error));
-      // @ts-expect-error - ErrorConstructor is a class that could have serialize method. If not, safely throw and ignore
-      serializedAttributes.error = ErrorConstructor.serialize(serializedAttributes.error, {
-        exclude: ["errors"],
-      });
-      // @ts-expect-error - Additional mapping for Datadog
-      serializedAttributes.error.type = serializedAttributes.error.name;
-    } catch (e) {
-      console.error("Error serialization failed", JSON.stringify(e));
+        console.log("ErrorConstructor", JSON.stringify(serializedAttributes.error));
+        // @ts-expect-error - ErrorConstructor is a class that could have serialize method. If not, safely throw and ignore
+        serializedAttributes.error = ErrorConstructor.serialize(serializedAttributes.error, {
+          exclude: ["errors"],
+        });
+        // @ts-expect-error - Additional mapping for Datadog
+        serializedAttributes.error.type = serializedAttributes.error.name;
+      } catch (e) {
+        console.error("Error serialization failed", JSON.stringify(e));
+      }
     }
 
     logs.getLogger("app-logger-otel").emit({