diff --git a/kitty/fonts.c b/kitty/fonts.c
index d11834df5..9fa33a325 100644
--- a/kitty/fonts.c
+++ b/kitty/fonts.c
@@ -523,6 +523,7 @@ render_group(unsigned int num_cells, unsigned int num_glyphs, Cell *cells, hb_gl
     clear_canvas();
     bool was_colored = is_emoji(cells->ch);
     render_glyphs_in_cells(font->face, font->bold, font->italic, info, positions, num_glyphs, canvas, cell_width, cell_height, num_cells, baseline, &was_colored);
+    if (PyErr_Occurred()) PyErr_Print();
 
     for (unsigned int i = 0; i < num_cells; i++) { 
         sprite_position[i]->rendered = true;