School pioneers’ association NAHT said: “This will cause superfluous tension and stress as youngsters try to affirm their places with 6th structures, universities and preparing suppliers.”

Sarah Hannafin, its senior strategy counselor, added: “And with no outcome, how might they commend their accomplishments with loved ones?”

The Department for Education in England said it was working with tests controller Ofqual to ensure grades are granted “as fast as could really be expected”, and that it anticipated schools and universities “to hold places proposed to understudies who are anticipating results, to guarantee they can in any case advance”.

Last week, Pearson apologized after some BTec level 3 understudies didn’t accept their outcomes on the day they were normal, at times putting the possibility getting a college place in uncertainty.

Pearson said a “tiny rate” of its BTec understudies were impacted.

Another test board, OCR, has likewise experienced defers giving Cambridge Technicals results to certain understudies.