diff --git a/apps/ai-game-creator-shell/src/features/app-shell/WorkspaceLauncher.tsx b/apps/ai-game-creator-shell/src/features/app-shell/WorkspaceLauncher.tsx
index 70ada68da..e664b7a14 100644
--- a/apps/ai-game-creator-shell/src/features/app-shell/WorkspaceLauncher.tsx
+++ b/apps/ai-game-creator-shell/src/features/app-shell/WorkspaceLauncher.tsx
@@ -230,6 +230,10 @@ export function WorkspaceLauncherShell({
         }
         // 重读期间已经有更新的快照被接受时绝不回退 revision：宁可报"未解决"，
         // 也不能把状态挪回旧版本（那会绕开 CAS 保护本身）。
+        //
+        // 注意这里**重读是成功的**（`fresh` 非空），只是这一对不能被采用。所以
+        // `unresolved` 阶段的文案说的是"未能按磁盘清单重新对齐"，不是"读取失败"——
+        // 后者只对 `!fresh` 与 catch 两条路径成立，写成读失败会误报。
         if (fresh.revision < held.revision) {
           patchStage('unresolved');
           return;
diff --git a/apps/ai-game-creator-shell/src/view/project-development/index.tsx b/apps/ai-game-creator-shell/src/view/project-development/index.tsx
index 000beaee9..b10c3c72b 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/index.tsx
+++ b/apps/ai-game-creator-shell/src/view/project-development/index.tsx
@@ -154,6 +154,7 @@ import {
   type ProjectManifestSnapshotMetadata,
   resolveResourceFocusIntent,
   type ResourceFocusIntent,
+  uploadProjectAssetFilesAndReadSnapshot,
 } from './projectResourceLiveUpdateModel';
 import {
   createResourceBookTransitionController,
@@ -3979,30 +3980,30 @@ export default function ProjectDevelopmentView({
       setResourcePanelUploading(true);
       setResourcePanelNotice('');
       try {
-        let expectedProjectRevision: number | null = null;
-        for (const file of uploadable) {
-          const status = await invoke<{ revision: number }>(
-            'get_local_game_project_revision',
-            { projectPath },
-          );
-          if (!Number.isSafeInteger(status.revision) || status.revision < 0) {
-            throw new Error('项目 revision 无效');
-          }
-          expectedProjectRevision = status.revision;
-          const bytes = Array.from(new Uint8Array(await file.arrayBuffer()));
-          await invoke('upload_local_asset', {
-            projectPath,
-            fileName: file.name,
-            mediaType: file.type || 'application/octet-stream',
-            bytes,
-          });
-        }
+        // 上传与"配对读清单"必须由同一个函数拥有：上传会推进项目 revision，
+        // 先读 revision 再上传、然后拿上传后的清单去配那个旧版本号，是一对撕裂的快照，
+        // 会被 CAS 判成 `revision-conflict` —— 用户每上传一次就先吃一条拒收提示。
+        const fresh = await uploadProjectAssetFilesAndReadSnapshot({
+          projectPath,
+          projectId: manifest.projectId,
+          commitId: `asset-upload:${Date.now()}`,
+          files: await Promise.all(
+            uploadable.map(async (file) => ({
+              fileName: file.name,
+              mediaType: file.type || 'application/octet-stream',
+              bytes: Array.from(new Uint8Array(await file.arrayBuffer())),
+            })),
+          ),
+          invoke,
+        });
         setResourcePanelNotice(`已上传 ${uploadable.length} 个素材`);
-        if (expectedProjectRevision !== null) {
-          await reloadManifestAfterAssetCommand(
-            expectedProjectRevision,
-            `asset-upload:${Date.now()}`,
-          );
+        if (fresh && onManifestChange) {
+          onManifestChange(projectPath, fresh.manifest, {
+            projectId: fresh.projectId,
+            revision: fresh.revision,
+            source: fresh.source,
+            commitId: fresh.commitId,
+          });
         }
       } catch (error) {
         setResourcePanelNotice(
@@ -4012,7 +4013,7 @@ export default function ProjectDevelopmentView({
         setResourcePanelUploading(false);
       }
     },
-    [projectPath, reloadManifestAfterAssetCommand],
+    [manifest.projectId, onManifestChange, projectPath],
   );
 
   const applyResourceCanvasLayoutSnapshot = useCallback(
diff --git a/apps/ai-game-creator-shell/src/view/project-development/projectResourceLiveUpdateModel.ts b/apps/ai-game-creator-shell/src/view/project-development/projectResourceLiveUpdateModel.ts
index f91fd096e..8d10f21f2 100644
--- a/apps/ai-game-creator-shell/src/view/project-development/projectResourceLiveUpdateModel.ts
+++ b/apps/ai-game-creator-shell/src/view/project-development/projectResourceLiveUpdateModel.ts
@@ -172,7 +172,11 @@ export function describeProjectManifestMergeRejection(
   if (stage === 'recovered') {
     return `资源清单更新被拒收（${cause}），已按磁盘清单重新对齐`;
   }
-  return `资源清单更新被拒收（${cause}），重新读取磁盘清单失败，请重新打开项目`;
+  // `unresolved` 不等于"读盘失败"：重读**可能已经成功**，只是拿到的那一对
+  // `(revision, 清单)` 按 CAS 判据不能被采用（版本号比手上的旧，或读到的是撕裂的一对）。
+  // 所以这里说"未能按磁盘清单重新对齐" —— 它对所有进入 `unresolved` 的路径都成立，
+  // 而"重新读取磁盘清单失败"只对其中一条成立，是一条会误导用户的假陈述。
+  return `资源清单更新被拒收（${cause}），未能按磁盘清单重新对齐，请重新打开项目`;
 }
 
 export type ProjectManifestRereadInput = {
@@ -217,6 +221,59 @@ export async function rereadAuthoritativeProjectManifestSnapshot(
   };
 }
 
+/**
+ * 素材上传之后的清单快照：**上传动作与"配对读"必须由同一个函数拥有**。
+ *
+ * ⚠️ 不许把「上传**前**读到的 revision」贴在「上传**后**读到的清单」上。上传本身会推进
+ * 项目 revision（Rust 侧 `advance_agent_runtime_project_revision_locked`），于是这一对是
+ * 撕裂的：`mergeProjectManifestSnapshot` 看到"同一版本号、内容不同" ⇒ 判 `revision-conflict`
+ * ⇒ 用户每上传一次素材就先看到一条「资源清单更新被拒收（同一版本号上的清单内容不一致）」。
+ *
+ * 唯一正确的形状是 [`rereadAuthoritativeProjectManifestSnapshot`]：它**在同一次读里配对**
+ * revision 与清单，并再读一次 revision 确认没被写盘插队。把上传与这次配对读放在同一个
+ * 函数里，是为了让"先读 revision 再上传"这种错配**不可能**再被写出来 —— 调用方拿不到
+ * 中间那个 revision，也就没有机会把它贴错。
+ */
+export async function uploadProjectAssetFilesAndReadSnapshot(input: {
+  projectPath: string;
+  projectId: string;
+  commitId: string;
+  files: readonly {
+    fileName: string;
+    mediaType: string;
+    bytes: number[];
+  }[];
+  invoke<T>(command: string, args: Record<string, unknown>): Promise<T>;
+}): Promise<ProjectManifestSnapshot | null> {
+  for (const file of input.files) {
+    await input.invoke('upload_local_asset', {
+      projectPath: input.projectPath,
+      fileName: file.fileName,
+      mediaType: file.mediaType,
+      bytes: file.bytes,
+    });
+  }
+  const fresh = await rereadAuthoritativeProjectManifestSnapshot({
+    projectPath: input.projectPath,
+    projectId: input.projectId,
+    readRevision: async () => {
+      const status = await input.invoke<{ revision: number }>(
+        'get_local_game_project_revision',
+        { projectPath: input.projectPath },
+      );
+      return status.revision;
+    },
+    readManifest: () =>
+      input.invoke<GameCreationAppManifest>('get_local_game_manifest', {
+        projectPath: input.projectPath,
+        commandId: 'asset.list',
+      }),
+  });
+  return fresh
+    ? { ...fresh, source: 'asset-command', commitId: input.commitId }
+    : null;
+}
+
 export type ResourceFocusIntent = {
   flowId: string;
   saveAttemptId: string;
diff --git a/apps/ai-game-creator-shell/tests/projectResourceLiveUpdateModel.test.ts b/apps/ai-game-creator-shell/tests/projectResourceLiveUpdateModel.test.ts
index 7d0d1a461..4459dc912 100644
--- a/apps/ai-game-creator-shell/tests/projectResourceLiveUpdateModel.test.ts
+++ b/apps/ai-game-creator-shell/tests/projectResourceLiveUpdateModel.test.ts
@@ -13,6 +13,7 @@ import {
   rereadAuthoritativeProjectManifestSnapshot,
   resolveResourceFocusIntent,
   type ResourceFocusIntent,
+  uploadProjectAssetFilesAndReadSnapshot,
 } from '../src/view/project-development/projectResourceLiveUpdateModel';
 
 function manifest(projectId: string, assetIds: string[] = []) {
@@ -322,4 +323,119 @@ describe('清单快照被拒收后的可见性与恢复', () => {
     );
     expect(texts.get('stale-revision:unresolved')).toContain('重新打开项目');
   });
+
+  it('does not claim the disk reread failed when the reread succeeded but was not adopted', () => {
+    // `unresolved` 有三条进入路径，其中两条**重读是成功的**：
+    // 读到的一对比手上旧（不能回退 revision）、或读到的是撕裂的一对（不能采信）。
+    // 文案对"读盘失败"的断言必须在两条路径上都不成立，否则就是在误报。
+    for (const decision of ['revision-conflict', 'stale-revision'] as const) {
+      const text = describeProjectManifestMergeRejection(
+        decision,
+        'unresolved',
+      );
+      expect(text).not.toContain('读取磁盘清单失败');
+      expect(text).toContain('未能按磁盘清单重新对齐');
+      expect(text).toContain('重新打开项目');
+    }
+  });
+});
+
+describe('素材上传后的清单快照必须配对', () => {
+  /**
+   * 假后端：上传推进 revision，其余读命令返回当前磁盘状态。
+   * 真机事实（Rust `advance_agent_runtime_project_revision_locked`）：上传本身会推进
+   * 项目 revision，所以"上传前读到的 revision"注定配不上"上传后读到的清单"。
+   */
+  function fakeDisk(input?: { advanceOnUpload?: boolean }) {
+    const advanceOnUpload = input?.advanceOnUpload ?? true;
+    const state = {
+      revision: 3,
+      manifest: manifest('project-live', []),
+    };
+    const invoke = async <T>(command: string): Promise<T> => {
+      switch (command) {
+        case 'upload_local_asset':
+          if (advanceOnUpload) {
+            state.revision += 1;
+            state.manifest = manifest('project-live', ['uploaded-art']);
+          }
+          return undefined as T;
+        case 'get_local_game_project_revision':
+          return { revision: state.revision } as T;
+        case 'get_local_game_manifest':
+          return state.manifest as T;
+        default:
+          throw new Error(`unexpected invoke ${command}`);
+      }
+    };
+    return { state, invoke };
+  }
+
+  function heldState(revision: number) {
+    return createProjectManifestMergeState({
+      projectPath: '/tmp/project-live',
+      projectId: 'project-live',
+      revision,
+      manifest: manifest('project-live'),
+      source: 'initial',
+    });
+  }
+
+  it('produces a snapshot the merge accepts instead of one it rejects as a revision conflict', async () => {
+    const disk = fakeDisk();
+    const uploaded = await uploadProjectAssetFilesAndReadSnapshot({
+      projectPath: '/tmp/project-live',
+      projectId: 'project-live',
+      commitId: 'asset-upload:1',
+      files: [
+        { fileName: 'art.png', mediaType: 'image/png', bytes: [1, 2, 3] },
+      ],
+      invoke: disk.invoke,
+    });
+
+    expect(uploaded).not.toBeNull();
+
+    // 用户可见判据放最前：上传一次不得被判成拒收，新素材必须进清单。
+    const merged = mergeProjectManifestSnapshot(heldState(3), uploaded!);
+    expect(merged.decision).toBe('accepted');
+    expect(projectManifestMergeRejectionDecision(merged.decision)).toBeNull();
+    expect(merged.state.revision).toBe(4);
+    expect(uploaded!.manifest.assets.map((asset) => asset.id)).toEqual([
+      'uploaded-art',
+    ]);
+    expect(uploaded).toMatchObject({
+      projectPath: '/tmp/project-live',
+      projectId: 'project-live',
+      // 上传推进后的版本号，不是上传前那个。
+      revision: 4,
+      source: 'asset-command',
+      commitId: 'asset-upload:1',
+    });
+  });
+
+  it('reports the old pre-upload revision pairing as a user-visible rejection', async () => {
+    // 对照钉子：把"上传前读 revision + 上传后读清单"这条旧形状显式地写出来，
+    // 它必须被判成 `revision-conflict` —— 这正是用户每次上传都吃到的拒收提示。
+    // 这条对照证明上面那条用例的判据不是空断言：错配确实会被拒收。
+    const disk = fakeDisk();
+    const staleRevision = (
+      await disk.invoke<{ revision: number }>('get_local_game_project_revision')
+    ).revision;
+    await disk.invoke('upload_local_asset', {});
+    const freshManifest = await disk.invoke<GameCreationAppManifest>(
+      'get_local_game_manifest',
+    );
+
+    const merged = mergeProjectManifestSnapshot(heldState(3), {
+      projectPath: '/tmp/project-live',
+      projectId: 'project-live',
+      revision: staleRevision,
+      manifest: freshManifest,
+      source: 'asset-command',
+    });
+    expect(merged.decision).toBe('revision-conflict');
+    expect(projectManifestMergeRejectionDecision(merged.decision)).toBe(
+      'revision-conflict',
+    );
+  });
 });