Saludos soy nestor Alvarado y acabo de inscribirme en el foro

Shaders
• BUG ID 34729 – Mari displays a rendering error on the canvas when it is unable to create a shader. More
información has ben included to help you determine the cause of the error. Some solutions might be to hide
groups and layers, or to caché parts of your layer stack until a shader can be created.