diff --git a/api/src/constants/index.ts b/api/src/constants/index.ts
index 2ad157f4e..777712bd6 100644
--- a/api/src/constants/index.ts
+++ b/api/src/constants/index.ts
@@ -293,3 +293,8 @@ export const GET_AUDIT_DATA = {
   AUDIT_REPORT: "audit-report",
   FILTERALL: "all",
 }
+
+export const RESERVED_FIELD_MAPPINGS: Record<string, string> = {
+  'locale': 'cm_locale'
+  // Add other reserved fields if needed
+};
\ No newline at end of file
diff --git a/api/src/services/aem.service.ts b/api/src/services/aem.service.ts
index f86871ad3..8631dd52e 100644
--- a/api/src/services/aem.service.ts
+++ b/api/src/services/aem.service.ts
@@ -6,7 +6,7 @@ import { v4 as uuidv4 } from 'uuid';
 import { JSDOM } from "jsdom";
 import { htmlToJson } from '@contentstack/json-rte-serializer';
 import { buildSchemaTree } from '../utils/content-type-creator.utils.js';
-import { MIGRATION_DATA_CONFIG, LOCALE_MAPPER } from '../constants/index.js';
+import { MIGRATION_DATA_CONFIG, LOCALE_MAPPER, RESERVED_FIELD_MAPPINGS } from '../constants/index.js';
 import { getLogMessage } from '../utils/index.js';
 import customLogger from '../utils/custom-logger.utils.js';
 import { orgService } from './org.service.js';
@@ -144,6 +144,17 @@ function getFieldValue(items: any, fieldName: string): any {
   return undefined;
 }
 
+
+function getActualFieldUid(uid: string, fieldUid: string): string {
+  if (RESERVED_FIELD_MAPPINGS[uid]) {
+    return RESERVED_FIELD_MAPPINGS[uid];
+  }
+  if (RESERVED_FIELD_MAPPINGS[fieldUid]) {
+    return RESERVED_FIELD_MAPPINGS[fieldUid];
+  }
+  return uid;
+}
+
 /**
  * Finds and returns the asset object from assetJsonData where assetPath matches the given string.
  * @param assetJsonData - The asset JSON data object.
@@ -613,15 +624,16 @@ function processFieldsRecursive(
       }
        
       case 'single_line_text': {
-        const aemFieldName = field?.otherCmsField ? getLastKey(field.otherCmsField, ' > ') : getLastKey(field?.uid);
+        const aemFieldName = field?.otherCmsField ? getLastKey(field?.otherCmsField, ' > ') : getLastKey(field?.uid);
         let value = getFieldValue(items, aemFieldName); 
         const uid = getLastKey(field?.contentstackFieldUid);
         
+        const actualUid = getActualFieldUid(uid, field?.uid);
         if (value && typeof value === 'string' && /<[^>]+>/.test(value)) {
           value = stripHtmlTags(value);
         }
         
-        obj[uid] = value !== null && value !== undefined ? String(value) : "";
+        obj[actualUid] = value !== null && value !== undefined ? String(value) : "";
         break;
       }
 
diff --git a/upload-api/migration-aem/libs/contentType/components/SearchComponent.ts b/upload-api/migration-aem/libs/contentType/components/SearchComponent.ts
index 1c2539206..4dc15edb1 100644
--- a/upload-api/migration-aem/libs/contentType/components/SearchComponent.ts
+++ b/upload-api/migration-aem/libs/contentType/components/SearchComponent.ts
@@ -45,7 +45,7 @@ export class SearchComponent extends ContentstackComponent {
       uid: key,
       displayName: key,
       description: "",
-      defaultValue: null 
+      defaultValue: ""
     }).toContentstack(),
     object: () => null,
     array: () => null
diff --git a/upload-api/migration-aem/libs/contentType/components/TeaserComponent.ts b/upload-api/migration-aem/libs/contentType/components/TeaserComponent.ts
index b8e583315..2020b9278 100644
--- a/upload-api/migration-aem/libs/contentType/components/TeaserComponent.ts
+++ b/upload-api/migration-aem/libs/contentType/components/TeaserComponent.ts
@@ -65,7 +65,7 @@ export class TeaserComponent extends ContentstackComponent {
       uid: key,
       displayName: key,
       description: "",
-      defaultValue: null
+      defaultValue: ""
     }).toContentstack(),
     object: (key, schemaProp) => {
       const data = { convertedSchema: schemaProp }