PUZZLE NO. 40 : ARROW SUDOKU

I have long been trying to create an arrow sudoku with no given numbers. It is comparatively easier to create a numberless thermo sudoku . But creating a numberless arrow sudoku is more challenging because the set combinations are limited as compared to a thermo sudoku.
RULES OF ARROW SUDOKU : Classic sudoku rules apply. Additionally , there are some arrow shapes in the grid. The sum of the digits along the path of each arrow must equal the digit in the circled cell. Digits may repeat along an arrow