diff --git a/server-rs/crates/api-server/src/editor_project.rs b/server-rs/crates/api-server/src/editor_project.rs
index 5e5397d21..0594dc7fa 100644
--- a/server-rs/crates/api-server/src/editor_project.rs
+++ b/server-rs/crates/api-server/src/editor_project.rs
@@ -1828,7 +1828,7 @@ pub(crate) async fn generate_editor_image_for_owner(
                         asset: source_record.asset,
                         project: completed_project,
                         warning: Some(editor_postprocess_fallback_warning(
-                            "图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。",
+                            "生成任务成功，后处理失败。",
                         )),
                     },
                 ));
@@ -4006,7 +4006,7 @@ pub(crate) async fn generate_editor_icon_spritesheet_for_owner(
                     spritesheet_asset: source_record.asset,
                     project: completed_project,
                     warning: Some(editor_postprocess_fallback_warning(
-                        "图标图集已生成，但透明背景处理失败，已将原图放入画布；未生成透明图集和拆分素材。",
+                        "生成任务成功，后处理失败。",
                     )),
                 },
             ));
@@ -4662,7 +4662,7 @@ pub(crate) async fn extract_editor_ui_design_assets_for_owner(
                     spritesheet_asset: source_record.asset,
                     project: completed_project,
                     warning: Some(editor_postprocess_fallback_warning(
-                        "UI 素材图集已生成，但透明背景处理失败，已将原图放入画布；未生成透明图集和拆分素材。",
+                        "生成任务成功，后处理失败。",
                     )),
                 },
             ));
@@ -9436,7 +9436,7 @@ mod tests {
             asset: None,
             project: None,
             warning: Some(editor_postprocess_fallback_warning(
-                "图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。",
+                "生成任务成功，后处理失败。",
             )),
         };
 
@@ -9456,7 +9456,7 @@ mod tests {
         );
         assert_eq!(
             payload["warning"]["reason"],
-            json!("图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。")
+            json!("生成任务成功，后处理失败。")
         );
     }
 
diff --git a/server-rs/crates/api-server/src/external_generation_worker.rs b/server-rs/crates/api-server/src/external_generation_worker.rs
index 02f4a3110..c2fce9591 100644
--- a/server-rs/crates/api-server/src/external_generation_worker.rs
+++ b/server-rs/crates/api-server/src/external_generation_worker.rs
@@ -1410,7 +1410,7 @@ mod tests {
                 "imageSrc": "data:image/png;base64,SHOULD_NOT_PERSIST",
                 "warning": {
                     "code": "postprocess-failed-source-preserved",
-                    "reason": "图片已生成，但透明背景处理失败，已将原图放入画布。"
+                    "reason": "生成任务成功，后处理失败。"
                 },
                 "sliceWarning": {
                     "code": "insufficient-connected-components",
@@ -1427,7 +1427,7 @@ mod tests {
             payload["warning"],
             json!({
                 "code": "postprocess-failed-source-preserved",
-                "reason": "图片已生成，但透明背景处理失败，已将原图放入画布。"
+                "reason": "生成任务成功，后处理失败。"
             })
         );
         assert!(payload.get("imageSrc").is_none());
diff --git a/src/components/image-editor/useImageCanvasGenerationSubmissionWorkflow.test.tsx b/src/components/image-editor/useImageCanvasGenerationSubmissionWorkflow.test.tsx
index 2188cdd40..cd86d0bd5 100644
--- a/src/components/image-editor/useImageCanvasGenerationSubmissionWorkflow.test.tsx
+++ b/src/components/image-editor/useImageCanvasGenerationSubmissionWorkflow.test.tsx
@@ -1034,7 +1034,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
         warning: {
           code: 'postprocess-failed-source-preserved',
           reason:
-            '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+            '生成任务成功，后处理失败。',
         },
       }),
     );
@@ -1088,7 +1088,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
       'layer-source:idle:角色换成蓝色披风:-',
     );
     expect(screen.getByTestId('generation-warning').textContent).toBe(
-      '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+      '生成任务成功，后处理失败。',
     );
   });
 
@@ -1685,7 +1685,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
       }),
       queueState: createQueueState({
         warning:
-          '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+          '生成任务成功，后处理失败。',
       }),
     });
     render(
@@ -1726,7 +1726,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
     expect(applyProjectSnapshot).toHaveBeenCalledWith(backendProject);
     expect(getExternalGenerationJobStatusMock).not.toHaveBeenCalled();
     expect(screen.getByTestId('generation-warning').textContent).toBe(
-      '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+      '生成任务成功，后处理失败。',
     );
     expect(screen.getByTestId('layers').textContent).not.toContain(
       'layer-generated-1',
@@ -1822,7 +1822,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
       {
         queueState: createQueueState({
           warning:
-            '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+            '生成任务成功，后处理失败。',
         }),
       },
       'editor-project-1',
@@ -1833,7 +1833,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
     );
 
     expect(onGenerationWarning).toHaveBeenCalledWith(
-      '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+      '生成任务成功，后处理失败。',
     );
   });
 
@@ -2408,7 +2408,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
       warning: {
         code: 'postprocess-failed-source-preserved',
         reason:
-          'UI 素材图集已生成，但透明背景处理失败，已将原图放入画布；未生成透明图集和拆分素材。',
+          '生成任务成功，后处理失败。',
       },
     });
     render(
@@ -2437,7 +2437,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
     );
     expect(screen.getByTestId('fit-count').textContent).toBe('1');
     expect(screen.getByTestId('generation-warning').textContent).toBe(
-      'UI 素材图集已生成，但透明背景处理失败，已将原图放入画布；未生成透明图集和拆分素材。',
+      '生成任务成功，后处理失败。',
     );
   });
 
@@ -2576,7 +2576,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
         warning: {
           code: 'postprocess-failed-source-preserved',
           reason:
-            '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+            '生成任务成功，后处理失败。',
         },
       }),
     );
@@ -2618,7 +2618,7 @@ describe('useImageCanvasGenerationSubmissionWorkflow', () => {
       'character:idle:open:layer-generated-1:placeholder:-',
     );
     expect(screen.getByTestId('generation-warning').textContent).toBe(
-      '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+      '生成任务成功，后处理失败。',
     );
   });
 
diff --git a/src/services/image-editor/editorProjectClient.test.ts b/src/services/image-editor/editorProjectClient.test.ts
index 20cf04882..023859535 100644
--- a/src/services/image-editor/editorProjectClient.test.ts
+++ b/src/services/image-editor/editorProjectClient.test.ts
@@ -746,7 +746,7 @@ describe('editorProjectClient', () => {
       warning: {
         code: 'postprocess-failed-source-preserved',
         reason:
-          '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+          '生成任务成功，后处理失败。',
       },
     });
 
@@ -758,7 +758,7 @@ describe('editorProjectClient', () => {
     expect(result.warning).toEqual({
       code: 'postprocess-failed-source-preserved',
       reason:
-        '图片已生成，但透明背景处理失败，已将原图放入画布；未生成透明处理图。',
+        '生成任务成功，后处理失败。',
     });
     expect(requestJsonMock).toHaveBeenCalledWith(
       '/api/editor/images/generations',