Are you giving her the calcium supplement I suggested? If not, that is what she needs. Do it. If you have been giving the supplement each day, continue with it. It can require several days or several weeks of this daily supplement to correct her laying difficulties.
It's not a given that this hen has the same issues as the hen who died. At any rate, that hen is in the past, this hen is to be dealt with now. Calcium is what she needs.
It's possible that two eggs per cycle are causing the problem. Another soft egg could be in the works. Calcium will help supply the shell gland so that it reduces the risk of sudden death syndrome from blood calcium being drained to supply the shell and causing a heart attack. The supplement will both supply calcium and regulate the cycle.
It's not a given that this hen has the same issues as the hen who died. At any rate, that hen is in the past, this hen is to be dealt with now. Calcium is what she needs.
It's possible that two eggs per cycle are causing the problem. Another soft egg could be in the works. Calcium will help supply the shell gland so that it reduces the risk of sudden death syndrome from blood calcium being drained to supply the shell and causing a heart attack. The supplement will both supply calcium and regulate the cycle.