They misinterpreted the teachings written in that scroll and instead of using chakra as an energy, they used the Qi as one.
This was partly the Seven sages mistake too, for not explaining the in detail. So this time they took years to introduce chakra and chakra energy and just after seven years of its introduction humans accompanied by the Seven Sages at front sealed off the Creature again.
Grand Elder stopped after saying that much and gave Aryan time to contemplate over it. After pondering for a while Aryan opened his mouth and asked, "Then the Seven Sages written in history books and the Seven Sages we all know about..." before he said something Aditya interfered and answered, "Are from the time of the Great Flood. Only a handful of people know that they had been there way before that and had been asleep in the Seventh Solar system of our galaxy."
