go back to the start of the procurement process or to the step where a flaw was identified, and repeat that step and subsequent steps (see repeating a step in a procurement process)
dychwelyd i ddechrau’r broses gaffael neu i’r cam lle y nodwyd diffyg, ac ailadrodd y cam hwnnw a’r camau dilynol (gweler ailadrodd cam mewn proses gaffael)