diff --git a/solnlib/log.py b/solnlib/log.py
index e1c0511c..cf0ef2d0 100644
--- a/solnlib/log.py
+++ b/solnlib/log.py
@@ -352,7 +352,7 @@ def log_exception(
     """
 
     msg = _get_exception_message(e, full_msg, msg_before, msg_after)
-    logger.log(log_level, f'exc_l="{exc_label}" {msg}')
+    logger.log(log_level, f'exc_l="{exc_label}" | {msg}')
 
 
 def _get_exception_message(
@@ -367,7 +367,7 @@ def _get_exception_message(
     else:
         error = traceback.format_exception_only(exc_type, exc_value)
 
-    msg_start = msg_before if msg_before is not None else ""
-    msg_mid = "".join(error)
-    msg_end = msg_after if msg_after is not None else ""
-    return f"{msg_start}\n{msg_mid}\n{msg_end}"
+    msg_start = msg_before + " | " if msg_before is not None else ""
+    msg_mid = "".join(error).replace("\n", " ").rstrip()
+    msg_end = " | " + msg_after if msg_after is not None else ""
+    return f"{msg_start}{msg_mid}{msg_end}"
diff --git a/tests/unit/test_log.py b/tests/unit/test_log.py
index 2e565829..8fd336db 100644
--- a/tests/unit/test_log.py
+++ b/tests/unit/test_log.py
@@ -288,9 +288,10 @@ def test_log_exceptions_full_msg():
             json.loads(test_jsons)
         except Exception as e:
             log.log_exception(mock_logger, e, "test type1", msg_before=start_msg)
+            err_msg = traceback.format_exc().replace("\n", " ").rstrip()
             mock_logger.log.assert_called_with(
                 logging.ERROR,
-                f'exc_l="test type1" {start_msg}\n{traceback.format_exc()}\n',
+                f'exc_l="test type1" | {start_msg} | {err_msg}',
             )
 
 
@@ -312,8 +313,8 @@ def test_log_exceptions_partial_msg():
             )
             mock_logger.log.assert_called_with(
                 logging.ERROR,
-                'exc_l="test type" some msg before exception\njson.decoder.JSONDecodeError: Expecting property '
-                "name enclosed in double quotes: line 1 column 2 (char 1)\n\nsome msg after exception",
+                'exc_l="test type" | some msg before exception | json.decoder.JSONDecodeError: Expecting property '
+                "name enclosed in double quotes: line 1 column 2 (char 1) | some msg after exception",
             )
 
 
@@ -337,8 +338,9 @@ class AddonComplexError(Exception):
         except AddonComplexError as e:
             fun = getattr(log, func)
             fun(mock_logger, e)
+            err_msg = traceback.format_exc().replace("\n", " ").rstrip()
             mock_logger.log.assert_called_with(
-                logging.ERROR, f"exc_l={result} \n{traceback.format_exc()}\n"
+                logging.ERROR, f"exc_l={result} | {err_msg}"
             )