diff --git a/Dockerfile b/Dockerfile
index a90a710..5d45942 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -13,6 +13,10 @@ RUN apt-get update && \
   python3-dev python3-pip python3-setuptools python3-wheel locales && \
   rm -rf /var/lib/{apt,dpkg,cache,log}
 
+# Setup locale
+ENV LC_ALL C.UTF-8
+RUN update-locale LC_ALL="C.UTF-8"
+
 # Install nvitop
 COPY . /nvitop
 WORKDIR /nvitop
@@ -20,5 +24,4 @@ RUN pip3 install --compile .
 RUN rm -rf /root/.cache
 
 # Entrypoint
-ENV LC_ALL C.UTF-8
 ENTRYPOINT [ "python3", "nvitop.py" ]
diff --git a/README.md b/README.md
index dc22dc1..d012d80 100644
--- a/README.md
+++ b/README.md
@@ -92,7 +92,7 @@ Install from PyPI ([![PyPI](https://img.shields.io/pypi/v/nvitop?label=PyPI)](ht
 pip3 install --upgrade nvitop
 ```
 
-Install the latest version from GitHub (![Commit Count](https://img.shields.io/github/commits-since/XuehaiPan/nvitop/v0.3.5.6)):
+Install the latest version from GitHub (![Commit Count](https://img.shields.io/github/commits-since/XuehaiPan/nvitop/v0.3.6)):
 
 ```bash
 pip3 install --force-reinstall git+https://github.com/XuehaiPan/nvitop.git#egg=nvitop
diff --git a/nvitop/gui/screens/treeview.py b/nvitop/gui/screens/treeview.py
index b36c05e..7cbd363 100644
--- a/nvitop/gui/screens/treeview.py
+++ b/nvitop/gui/screens/treeview.py
@@ -255,6 +255,10 @@ class TreeViewScreen(Displayable):
             self.addstr(self.y, self.x, 'COMMAND'.ljust(self.width))
         self.color_at(self.y, self.x, width=self.width, fg='cyan', attr='bold | reverse')
 
+        if len(self.snapshots) == 0:
+            self.addstr(self.y + 1, self.x, 'No running GPU processes found.')
+            return
+
         self.selected.within_window = False
         for y, process in enumerate(self.snapshots, start=self.y + 1):
             prefix_length = len(process.prefix)
diff --git a/nvitop/version.py b/nvitop/version.py
index 8b8595c..796b0bf 100644
--- a/nvitop/version.py
+++ b/nvitop/version.py
@@ -3,7 +3,7 @@
 
 """An interactive NVIDIA-GPU process viewer, the one-stop solution for GPU process management."""
 
-__version__ = '0.3.5.6'
+__version__ = '0.3.6'
 __license__ = 'GPLv3'
 __author__ = __maintainer__ = 'Xuehai Pan'
 __email__ = 'XuehaiPan@pku.edu.cn'