Top Navigation Bar has no text, but only invisible buttons

[mehta-pavan]

A strange issue appears, where the Top Navigation Bar only buttons without any titles (as below). PS : the issue is not with the color of text, which can be infered from small sizes of the buttons.

My index.md has the toctree,

while, my install/index.rst looks like,

============
Installation
============
.. toctree::
   :maxdepth: 1
   :caption: Installation

• Theme : PyData Sphinx Theme 0.15.3.
• Sphinx : 8.0.2