diff --git a/homeassistant/config.py b/homeassistant/config.py
index 949774d33612..fc2feb480654 100644
--- a/homeassistant/config.py
+++ b/homeassistant/config.py
@@ -14,7 +14,7 @@ from pathlib import Path
 import re
 import shutil
 from types import ModuleType
-from typing import TYPE_CHECKING, Any
+from typing import TYPE_CHECKING, Any, TypeVar
 from urllib.parse import urlparse
 
 from awesomeversion import AwesomeVersion
@@ -67,6 +67,7 @@ from .requirements import RequirementsNotFound, async_get_integration_with_requi
 from .util.package import is_docker_env
 from .util.unit_system import get_unit_system, validate_unit_system
 from .util.yaml import SECRET_YAML, Secrets, YamlTypeError, load_yaml_dict
+from .util.yaml.objects import NodeStrClass
 
 _LOGGER = logging.getLogger(__name__)
 
@@ -146,6 +147,9 @@ class ConfigExceptionInfo:
     integration_link: str | None
 
 
+_T = TypeVar("_T")
+
+
 @dataclass
 class IntegrationConfigInfo:
     """Configuration for an integration and exception information."""
@@ -1221,9 +1225,45 @@ async def async_process_component_and_handle_errors(
     integration_config_info = await async_process_component_config(
         hass, config, integration
     )
-    return async_handle_component_errors(
+    async_handle_component_errors(
         hass, integration_config_info, integration, raise_on_failure
     )
+    return async_drop_config_annotations(integration_config_info, integration)
+
+
+@callback
+def async_drop_config_annotations(
+    integration_config_info: IntegrationConfigInfo,
+    integration: Integration,
+) -> ConfigType | None:
+    """Remove file and line annotations from str items in component configuration."""
+    if (config := integration_config_info.config) is None:
+        return None
+
+    def drop_config_annotations_rec(node: Any) -> Any:
+        if isinstance(node, dict):
+            # Some integrations store metadata in custom dict classes, preserve those
+            tmp = dict(node)
+            node.clear()
+            node.update(
+                (drop_config_annotations_rec(k), drop_config_annotations_rec(v))
+                for k, v in tmp.items()
+            )
+            return node
+
+        if isinstance(node, list):
+            return [drop_config_annotations_rec(v) for v in node]
+
+        if isinstance(node, NodeStrClass):
+            return str(node)
+
+        return node
+
+    # Don't drop annotations from the homeassistant integration because it may
+    # have configuration for other integrations as packages.
+    if integration.domain in config and integration.domain != CONF_CORE:
+        drop_config_annotations_rec(config[integration.domain])
+    return config
 
 
 @callback
@@ -1232,18 +1272,16 @@ def async_handle_component_errors(
     integration_config_info: IntegrationConfigInfo,
     integration: Integration,
     raise_on_failure: bool = False,
-) -> ConfigType | None:
+) -> None:
     """Handle component configuration errors from async_process_component_config.
 
     In case of errors:
     - Print the error messages to the log.
     - Raise a ConfigValidationError if raise_on_failure is set.
-
-    Returns the integration config or `None`.
     """
 
     if not (config_exception_info := integration_config_info.exception_info_list):
-        return integration_config_info.config
+        return
 
     platform_exception: ConfigExceptionInfo
     domain = integration.domain
@@ -1261,7 +1299,7 @@ def async_handle_component_errors(
         )
 
     if not raise_on_failure:
-        return integration_config_info.config
+        return
 
     if len(config_exception_info) == 1:
         translation_key = platform_exception.translation_key
diff --git a/homeassistant/setup.py b/homeassistant/setup.py
index 7a7f4323be60..5408da20a702 100644
--- a/homeassistant/setup.py
+++ b/homeassistant/setup.py
@@ -256,8 +256,9 @@ async def _async_setup_component(
     integration_config_info = await conf_util.async_process_component_config(
         hass, config, integration
     )
-    processed_config = conf_util.async_handle_component_errors(
-        hass, integration_config_info, integration
+    conf_util.async_handle_component_errors(hass, integration_config_info, integration)
+    processed_config = conf_util.async_drop_config_annotations(
+        integration_config_info, integration
     )
     for platform_exception in integration_config_info.exception_info_list:
         if platform_exception.translation_key not in NOTIFY_FOR_TRANSLATION_KEYS: