scripts-blender/addons/blender_kitsu/sqe/draw.py

@@ -36,8 +36,12 @@ rect_coords = ((0, 0), (1, 0), (1, 1), (0, 1))
 # If running in the background, no handles are registered, as drawing extra UI
 # elements does not make sense.
 # See register() and unregister().
+if bpy.app.version_string.split('.')[0] == '3':
+    color_key = "2D_UNIFORM_COLOR"
+else:
+    color_key = "UNIFORM_COLOR"
 if not bpy.app.background:
-    ucolor_2d_shader = gpu.shader.from_builtin("UNIFORM_COLOR")  # TEST THIS HOTFX
+    ucolor_2d_shader = gpu.shader.from_builtin(color_key) 
     ucolor_2d_rect_batch = batch_for_shader(
         ucolor_2d_shader, "TRI_FAN", {"pos": rect_coords}
     )