Your ROOT_URL in app.ini is https://bdgit.educoder.net/ but you are visiting http://bdgit.educoder.net/mevulfmp3/hangtian/src/commit/a0b0f0c66dee5978470edae43a7789358ab4dcbd/Assets/Fire%20&%20Explosion%20Effects/Textures/Fireball.tif You should set ROOT_URL correctly, otherwise the web may not work correctly.