Odd character '%s', expected a '>' or '/' character to end the start tag of element '%s', or optionally an attribute; perhaps you used an invalid character in an attribute name
Nod od '%s', disgwyliwyd '>' neu '/' er mwyn gorffen tag dechrau'r elfen '%s', neu briodoledd ddewisol; efallai defnyddiwyd nod annilys mewn enw priodoledd