Full name of your device: Asus Z10 Tablet

The version of your OS : Android 7.0

Steps you performed in the game before the issue occurred:  Pressed 1x upgrade to get to level 15

Description of the issue.

Was upgrading the the Divine Offense weapon from 15x to 16x.   I pressed the 10x button and it took the full amount of silver for 10 turns and then charged me 16,550 silver for each of the 10 turns.

Description of the issue.

Am grinding in the campaign to raise funds and level.   at least 7 times in the past 24 hours, the game has frozen on screen and i have loss the results of the battle and the energy used.

thanks

Player ID um15132408| 14920172

current server: Production1

Version: 1.9.0