Error messages (#10894)

* Add INVE-E14 - Error in config file

* Add INVE-E14

* Fix duplicate code

* Fix numbering

src/backend/InvenTree/InvenTree/config.py

@@ -200,7 +200,9 @@ def load_config_data(set_cache: bool = False) -> map | None:
             data = yaml.safe_load(cfg)
         except yaml.parser.ParserError as error:
             logger.error(
-                "Error reading InvenTree configuration file '%s': %s", cfg_file, error
+                "INVE-E13: Error reading InvenTree configuration file '%s': %s",
+                cfg_file,
+                error,
             )
             sys.exit(1)
 

src/backend/InvenTree/manage.py

@@ -13,7 +13,7 @@ def main():
         from django.core.management import execute_from_command_line
     except ImportError as exc:  # pragma: no cover
         raise ImportError(
-            "Couldn't import Django. Are you sure it's installed and "
+            "INVE-E14: Could not import Django. Are you sure it's installed and "
             'available on your PYTHONPATH environment variable? Did you '
             'forget to activate a virtual environment?'
         ) from exc