diff --git a/Help.md b/Help.md
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--- a/Help.md
+++ b/Help.md
@@ -101,4 +101,23 @@ The settings typically get written to `~/.config/Bouquin/Bouquin.conf`.
 
 ### Database file
 
-The default database for your notebook is stored in `~/.local/share/Bouquin/Bouquin/notebook.db`. This is an encrypted SQLCipher database, you can't open it with a normal `sqlite` CLI tool or other DBMS.
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+The default database for your notebook is stored in `~/.local/share/Bouquin/Bouquin/notebook.db`. This is an encrypted SQLCipher database, you can't open it with a normal `sqlite` CLI tool or other DBMS.
+
+
+## Troubleshooting
+
+### xcb library missing
+
+Do you get this error when trying to start Bouquin?
+
+```
+qt.qpa.plugin: From 6.5.0, xcb-cursor0 or libxcb-cursor0 is needed to load the Qt xcb platform plugin.
+qt.qpa.plugin: Could not load the Qt platform plugin "xcb" in "" even though it was found.
+This application failed to start because no Qt platform plugin could be initialized. Reinstalling the application may fix this problem.
+
+Available platform plugins are: vnc, eglfs, offscreen, wayland-brcm, wayland-egl, wayland, minimal, linuxfb, vkkhrdisplay, minimalegl, xcb.
+
+Aborted
+```
+
+Make sure to install `libxcb-cursor0` (that's the package name in Debian/Ubuntu, it might be called something else in other distributions). This is a dependency needed for Qt.
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