It look's like it's not a main weld, where the whole force goes thru... If you don't get one by warranty exchange, I whould take the paint off and soldering it (but just if this part has not to be heavy-duty; I guess it's just the lower end of the fork).
If you don't get one by warranty exchange, I whould take the paint off and soldering it (but just if this part has not to be heavy-duty; I guess it's just the lower end of the fork).