After inserting 9 purchases of a coin data disappears.

[henesneto]

BUG:
Steps followed on Portefolio tab:
1 - Inserted 5 purchases of one coin (ETH). Clicked on Home and then on Portefolio again.
2 - The added coins are agreggated when returning to the Portefolio tab.
3 - Inserted 9 other purchases of the same coin (ETH).
4 - Clicked on Home and then on Portefolio again.
5 - When returning to Portefolio there are only records of the two last added purchases.