diff --git a/.changeset/breezy-spiders-eat.md b/.changeset/breezy-spiders-eat.md
new file mode 100644
index 0000000000..d163fc365f
--- /dev/null
+++ b/.changeset/breezy-spiders-eat.md
@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-catalog-backend': patch
+---
+
+Fix Error Code in Register Component DryRun
diff --git a/plugins/catalog-backend/src/service/DefaultLocationService.test.ts b/plugins/catalog-backend/src/service/DefaultLocationService.test.ts
index 8151bbf18d..4399d48d69 100644
--- a/plugins/catalog-backend/src/service/DefaultLocationService.test.ts
+++ b/plugins/catalog-backend/src/service/DefaultLocationService.test.ts
@@ -202,7 +202,7 @@ describe('DefaultLocationServiceTest', () => {
           { type: 'url', target: 'https://backstage.io/catalog-info.yaml' },
           true,
         ),
-      ).rejects.toThrowError('Duplicate nested entity: location:default/foo');
+      ).rejects.toThrow('Duplicate nested entity: location:default/foo');
     });
 
     it('should return exists false when the location does not exist beforehand', async () => {
@@ -270,6 +270,25 @@ describe('DefaultLocationServiceTest', () => {
         ),
       ).rejects.toThrow(InputError);
     });
+
+    it('should return default InputError for failed processed entities in dryRun mode', async () => {
+      store.listLocations.mockResolvedValueOnce([]);
+
+      orchestrator.process.mockResolvedValueOnce({
+        ok: false,
+        errors: [new Error('Error: Unable to read url')],
+      });
+
+      await expect(
+        locationService.createLocation(
+          {
+            type: 'url',
+            target: 'https://backstage.io/wrong-url/catalog-info.yaml',
+          },
+          true,
+        ),
+      ).rejects.toThrow(InputError);
+    });
   });
 
   describe('listLocations', () => {
diff --git a/plugins/catalog-backend/src/service/DefaultLocationService.ts b/plugins/catalog-backend/src/service/DefaultLocationService.ts
index 2c051a6e66..819cead63d 100644
--- a/plugins/catalog-backend/src/service/DefaultLocationService.ts
+++ b/plugins/catalog-backend/src/service/DefaultLocationService.ts
@@ -79,7 +79,7 @@ export class DefaultLocationService implements LocationService {
               stringifyEntityRef(processed.completedEntity),
           )
         ) {
-          throw new Error(
+          throw new InputError(
             `Duplicate nested entity: ${stringifyEntityRef(
               processed.completedEntity,
             )}`,
@@ -88,7 +88,7 @@ export class DefaultLocationService implements LocationService {
         unprocessedEntities.push(...processed.deferredEntities);
         entities.push(processed.completedEntity);
       } else {
-        throw Error(processed.errors.map(String).join(', '));
+        throw new InputError(processed.errors.map(String).join(', '));
       }
     }
     return entities;