diff --git a/StableDiffusionUI_Voldemort_paperspace.ipynb b/StableDiffusionUI_Voldemort_paperspace.ipynb
index b7cde1e..1990b54 100644
--- a/StableDiffusionUI_Voldemort_paperspace.ipynb
+++ b/StableDiffusionUI_Voldemort_paperspace.ipynb
@@ -90,7 +90,7 @@
     "activate_deepdanbooru = False                          # Enable and install DeepDanbooru -> https://github.com/KichangKim/DeepDanbooru\n",
     "\n",
     "# Don't put a trailing slash on directory paths.\n",
-    "# To reset your storage directory, rerun this cell.\n",
+    "# If you change any settings here, rerun this cell.\n",
     "\n",
     "# ===============================================================\n",
     "# Save variables to Jupiter's temp storage so we can access it even if the kernel restarts.\n",
@@ -279,19 +279,19 @@
     "    from subprocess import getoutput\n",
     "    s = getoutput('nvidia-smi')\n",
     "    if 'A4000' in s:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/A4000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/A4000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
     "    elif 'P5000' in s:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/P5000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/P5000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
     "    elif 'RTX 5000' in s:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/RTX%205000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/RTX%205000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
     "    elif 'RTX 4000' in s:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/RTX%204000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/RTX%204000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
     "    elif 'A100' in s:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/A100/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/A100/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
     "    elif 'A6000' in s:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/A6000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/A6000/xformers-0.0.14.dev0-cp39-cp39-linux_x86_64.whl\n",
     "    else:\n",
-    "        !pip install https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/various/xformers-0.0.14.dev0-cp37-cp37m-linux_x86_64.whl\n",
+    "        !pip install --force-reinstall https://raw.githubusercontent.com/Cyberes/xformers-compiled/main/various/xformers-0.0.14.dev0-cp37-cp37m-linux_x86_64.whl\n",
     "        print('GPU not matched to xformers binary so a one-size-fits-all binary was installed. If you have any issues, please build xformers using the Tools block below')\n",
     "        # print('XFORMERS ERROR: no wheel built for your GPU! Xformers disabled.')\n",
     "        # activate_xformers = False\n",
@@ -724,6 +724,9 @@
     "    \n",
     "def symlink_models(source_dir, filetype, destination_dir):\n",
     "    # don't pass directory paths with trailing slash\n",
+    "    if not os.path.isdir(source_dir):\n",
+    "        print('Not a directory:', source_dir)\n",
+    "        return\n",
     "    for file in os.listdir(source_dir):\n",
     "        if file.endswith(filetype):\n",
     "            path = f'{destination_dir}/{file}'\n",