diff --git a/.github/workflows/tauri_app_build.yml b/.github/workflows/tauri_app_build.yml
index 63c7560..90fff0b 100644
--- a/.github/workflows/tauri_app_build.yml
+++ b/.github/workflows/tauri_app_build.yml
@@ -44,6 +44,7 @@ jobs:
           script-name: app.py
           output-file: iib_api_server
           output-dir: out
+          include-module: imageio.plugins.pyav
           include-data-dir: |
             vue/dist=vue/dist
       
@@ -143,7 +144,7 @@ jobs:
         with:
             spec: 'app.py'
             upload_exe_with_name: 'My executable'
-            options: --onefile
+            options: --onefile --additional-hooks-dir=pyinstaller_hooks
 
       - run: mv dist/app.exe vue/src-tauri/iib_api_server-x86_64-pc-windows-msvc.exe
 
diff --git a/.gitignore b/.gitignore
index 328362e..d937dcb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,7 +6,7 @@ launch.sh
 conf.json
 iib.db-journal
 .env
-standalone.cmd
+standalone*
 .vscode
 build/**/*
 dist/**/*
diff --git a/pyinstaller_hooks/hook-av.py b/pyinstaller_hooks/hook-av.py
new file mode 100644
index 0000000..681443b
--- /dev/null
+++ b/pyinstaller_hooks/hook-av.py
@@ -0,0 +1,4 @@
+from PyInstaller.utils.hooks import collect_all
+
+# Collect package code, data and hidden imports for PyAV
+datas, binaries, hiddenimports = collect_all('av')
diff --git a/pyinstaller_hooks/hook-imageio.py b/pyinstaller_hooks/hook-imageio.py
new file mode 100644
index 0000000..804c102
--- /dev/null
+++ b/pyinstaller_hooks/hook-imageio.py
@@ -0,0 +1,4 @@
+from PyInstaller.utils.hooks import collect_all
+
+# Collect package code, data (including .dist-info) and hidden imports
+datas, binaries, hiddenimports = collect_all('imageio')
diff --git a/pyinstaller_hooks/hook-imageio_ffmpeg.py b/pyinstaller_hooks/hook-imageio_ffmpeg.py
new file mode 100644
index 0000000..5321fbd
--- /dev/null
+++ b/pyinstaller_hooks/hook-imageio_ffmpeg.py
@@ -0,0 +1,4 @@
+from PyInstaller.utils.hooks import collect_all
+
+# Collect package code, data and hidden imports for imageio-ffmpeg
+datas, binaries, hiddenimports = collect_all('imageio_ffmpeg')
diff --git a/pyinstaller_hooks/hook-pillow_avif.py b/pyinstaller_hooks/hook-pillow_avif.py
new file mode 100644
index 0000000..955e8b7
--- /dev/null
+++ b/pyinstaller_hooks/hook-pillow_avif.py
@@ -0,0 +1,4 @@
+from PyInstaller.utils.hooks import collect_all
+
+# Collect package code, data and hidden imports for pillow-avif-plugin
+datas, binaries, hiddenimports = collect_all('pillow_avif')
diff --git a/requirements.txt b/requirements.txt
index d9f46f2..80232e7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,6 +5,6 @@ python-dotenv
 Pillow
 pillow-avif-plugin
 imageio
-av
+av>=14,<15
 lxml
 filetype
\ No newline at end of file
diff --git a/scripts/iib/api.py b/scripts/iib/api.py
index c4f2b9a..2f1d43e 100644
--- a/scripts/iib/api.py
+++ b/scripts/iib/api.py
@@ -328,11 +328,45 @@ def infinite_image_browsing_api(app: FastAPI, **kwargs):
     
     @app.get(f"{api_base}/version", dependencies=[Depends(verify_secret)])
     async def get_version():
-        return {
+        import sys
+        import platform
+
+        def _get_dist_version(dist_name: str = None, module_name: str = None):
+            # Try importlib.metadata first (distribution metadata), then fallback to module __version__
+            try:
+                if dist_name:
+                    try:
+                        from importlib.metadata import version
+
+                        return version(dist_name)
+                    except Exception:
+                        pass
+                if module_name:
+                    mod = __import__(module_name)
+                    return getattr(mod, "__version__", None)
+                if dist_name:
+                    # try importing by normalized name
+                    mod = __import__(dist_name.replace("-", "_"))
+                    return getattr(mod, "__version__", None)
+            except Exception as e:
+                logger.debug("Version probe failed for %s/%s: %s", dist_name, module_name, e)
+            return None
+
+        versions = {
+            "python_version": sys.version.splitlines()[0],
+            "platform": platform.platform(),
             "hash": get_current_commit_hash(),
             "tag": get_current_tag(),
+            "av": _get_dist_version("av", "av"),
+            "imageio": _get_dist_version("imageio", "imageio"),
+            "pillow": _get_dist_version("Pillow", "PIL"),
+            "imageio_ffmpeg": _get_dist_version("imageio-ffmpeg", "imageio_ffmpeg"),
+            "pillow_avif_plugin": _get_dist_version("pillow-avif-plugin", "pillow_avif"),
         }
 
+        logger.info("Version info requested: %s", {k: v for k, v in versions.items() if v})
+        return versions
+
     class DeleteFilesReq(BaseModel):
         file_paths: List[str]
 
@@ -649,16 +683,34 @@ def infinite_image_browsing_api(app: FastAPI, **kwargs):
         if not is_media_file(path):
             raise HTTPException(status_code=400, detail=f"{path} is not a video file")
         # 如果缓存文件不存在，则生成缩略图并保存
-        
-        import imageio.v3 as iio
-        frame = iio.imread(
-            path,
-            index=16,
-            plugin="pyav",
-        )
-        
-        os.makedirs(cache_dir, exist_ok=True)
-        iio.imwrite(cache_path,frame, extension=".webp")
+        try:
+            import imageio.v3 as iio
+            logger.info(
+                "Generating video cover thumbnail: path=%s, mt=%s, cache_path=%s",
+                path,
+                mt,
+                cache_path,
+            )
+            frame = iio.imread(
+                path,
+                index=16,
+                plugin="pyav",
+            )
+
+            os.makedirs(cache_dir, exist_ok=True)
+            iio.imwrite(cache_path, frame, extension=".webp")
+            logger.info("Saved video cover thumbnail: %s", cache_path)
+        except Exception as e:
+            # record full stack trace and contextual info in English
+            logger.exception(
+                "Failed to generate video cover for path=%s mt=%s cache_dir=%s: %s",
+                path,
+                mt,
+                cache_dir,
+                e,
+            )
+            # return a clear HTTP error (detail contains exception message)
+            raise HTTPException(status_code=500, detail=f"Failed to generate video cover: {e}")
 
         # 返回缓存文件
         return FileResponse(
diff --git a/vue/src-tauri/tauri.conf.json b/vue/src-tauri/tauri.conf.json
index f06c15b..9ed4ff4 100644
--- a/vue/src-tauri/tauri.conf.json
+++ b/vue/src-tauri/tauri.conf.json
@@ -8,7 +8,7 @@
   },
   "package": {
     "productName": "Infinite Image Browsing",
-    "version": "1.5.0"
+    "version": "1.5.1"
   },
   "tauri": {
     "allowlist": {