diff --git a/romancal/associations/association.py b/romancal/associations/association.py
index b9bb7425d..bc270cab6 100644
--- a/romancal/associations/association.py
+++ b/romancal/associations/association.py
@@ -197,7 +197,8 @@ def validate(cls, asn):
         try:
             jsonschema.validate(asn_data, asn_schema)
         except (AttributeError, jsonschema.ValidationError) as err:
-            logger.debug("Validation failed:\n%s", err)
+            logger.debug("Validation failed:")
+            logger.debug("%s", err)
             raise AssociationNotValidError("Validation failed") from err
         return True
 
diff --git a/romancal/associations/generate.py b/romancal/associations/generate.py
index ed35dff30..f8f012c80 100644
--- a/romancal/associations/generate.py
+++ b/romancal/associations/generate.py
@@ -94,7 +94,7 @@ def generate(pool, rules, version_id=None, finalize=True):
         logger.debug("New process lists: %d", total_reprocess)
         logger.debug("Updated process queue: %s", process_queue)
         logger.debug("# associations: %d", len(associations))
-        logger.debug("Seconds to process: %.2f\n", timer() - time_start)
+        logger.debug("Seconds to process: %.2f", timer() - time_start)
 
     # Finalize found associations
     logger.debug("# associations before finalization: %d", len(associations))
diff --git a/romancal/associations/lib/log_config.py b/romancal/associations/lib/log_config.py
index 81b67a426..36b742b47 100644
--- a/romancal/associations/lib/log_config.py
+++ b/romancal/associations/lib/log_config.py
@@ -3,7 +3,6 @@
 import logging
 import sys
 from collections import defaultdict
-from functools import partialmethod
 from logging.config import dictConfig
 
 __all__ = ["log_config"]
@@ -130,28 +129,6 @@ def format(self, record):
 }
 
 
-class MultilineLogger(logging.getLoggerClass()):
-    """Split multilines so that each line is logged separately"""
-
-    def __init__(self, *args, **kwargs):
-        super().__init__(*args, **kwargs)
-
-    def log(self, level, msg, *args, **kwargs):
-        if self.isEnabledFor(level):
-            for line in msg.split("\n"):
-                self._log(level, line, args, **kwargs)
-
-    debug = partialmethod(log, logging.DEBUG)
-    info = partialmethod(log, logging.INFO)
-    warning = partialmethod(log, logging.WARNING)
-    error = partialmethod(log, logging.ERROR)
-    critical = partialmethod(log, logging.CRITICAL)
-    fatal = critical
-
-
-logging.setLoggerClass(MultilineLogger)
-
-
 def log_config(name=None, user_name=None, logger_config=None, config=None, merge=True):
     """Setup logging with defaults
 
diff --git a/romancal/flux/flux_step.py b/romancal/flux/flux_step.py
index a4624ce96..79d820199 100644
--- a/romancal/flux/flux_step.py
+++ b/romancal/flux/flux_step.py
@@ -105,11 +105,10 @@ def apply_flux_correction(model):
     VARIANCES = ("var_rnoise", "var_poisson", "var_flat")
 
     if model.data.unit == model.meta.photometry.conversion_megajanskys.unit:
-        message = (
+        log.info(
             f"Input data is already in flux units of {model.meta.photometry.conversion_megajanskys.unit}."
-            "\nFlux correction already applied."
         )
-        log.info(message)
+        log.info("Flux correction already applied.")
         return
 
     if model.data.unit != LV2_UNITS:
@@ -117,7 +116,7 @@ def apply_flux_correction(model):
             f"Input data units {model.data.unit} are not in the expected units of {LV2_UNITS}"
             "\nAborting flux correction"
         )
-        log.error(message)
+        [log.error(line) for line in message.splitlines()]
         raise ValueError(message)
 
     # Apply the correction.