Too short Data.

The data can only save certain amount of days.

*What I expected to happen was that when my stuff was done in minecraft, it will get saved
Describe what you thought should happen here

*What actually happened was that i could only save the data till day 5.
Describe what happened here

Steps to Reproduce:
1. First, make a house in minecraft pe.
2. Do whatever you want for 1 minecraft week.
3. After that, you can't save anything.