diff --git a/src/neptune_scale/core/components/errors_tracking.py b/src/neptune_scale/core/components/errors_tracking.py
index c3d21ad7..555b6ce2 100644
--- a/src/neptune_scale/core/components/errors_tracking.py
+++ b/src/neptune_scale/core/components/errors_tracking.py
@@ -45,17 +45,18 @@ def close(self) -> None:
 
 
 def default_error_callback(error: BaseException, last_seen_at: Optional[float]) -> None:
-    logger.error(error)
+    logger.error(f"Terminating the process due to an error: {error}")
     kill_me()
 
 
 def default_network_error_callback(error: BaseException, last_seen_at: Optional[float]) -> None:
-    logger.warning("Experiencing network issues. Retrying...")
+    if last_seen_at is None or time.time() - last_seen_at > 5:
+        logger.warning(f"A network error occurred: {error}. Retrying...")
 
 
 def default_max_queue_size_exceeded_callback(error: BaseException, last_raised_at: Optional[float]) -> None:
     if last_raised_at is None or time.time() - last_raised_at > 5:
-        logger.warning(error)
+        logger.warning(f"Pending operations queue size exceeded: {error}. Retrying...")
 
 
 def default_warning_callback(error: BaseException, last_seen_at: Optional[float]) -> None:
@@ -114,7 +115,7 @@ def work(self) -> None:
                 elif isinstance(error, NeptuneAsyncLagThresholdExceeded):
                     self._on_async_lag_callback()
                 else:
-                    self._on_error_callback(NeptuneUnexpectedError(reason=str(type(error))), last_raised_at)
+                    self._on_error_callback(NeptuneUnexpectedError(reason=str(error)), last_raised_at)
             except Exception as e:
                 # Don't let user errors kill the process
                 logger.error(f"An exception occurred in user callback function: {e}")
diff --git a/src/neptune_scale/exceptions.py b/src/neptune_scale/exceptions.py
index 1a3ed568..c0ca434b 100644
--- a/src/neptune_scale/exceptions.py
+++ b/src/neptune_scale/exceptions.py
@@ -153,6 +153,7 @@ class NeptuneUnexpectedError(NeptuneScaleError):
     message = """
 {h1}
 ----NeptuneUnexpectedError-----------------------------------------------------
+Reason: `{reason}`
 {end}
 An unexpected error occurred in the Neptune Scale client. For help, contact support@neptune.ai. Raw exception name: "{reason}"