Since I posted this, Heroku has been saying that the tables are empty, data was lost. Last month we created some new collection-types. I found a similar problem on this link (Lost all content - what happened?)), but there is no answer.
Since I posted this, Heroku has been saying that the tables are empty, data was lost. Last month we created some new collection-types. I found a similar problem on this link (Lost all content - what happened?)), but there is no answer.