Jedi Master Kenobi Tier 7 not working properly WASTED CURRENCY

Product: Star Wars: Galaxy of Heroes
Platform:Apple iPhone
What type of device are you experiencing the issue with? iPhone 13
OS Version 17.2
Ally Code: (Find it here: http://bit.ly/AllyCode ) 217-842-861
What type of issue do you have? Missing Rewards-Unable to complete tier of event having spent the entry requirements
How often does the bug occur? I have only tried it once as I do not want to waste any more currency 
Summarize your bug  I have done the Jedi Master Kenobi event final tier and there is no option to press his ultimate which is the win condition so the battle goes on until I eventually die. There is no way to win. I have wasted 70 light side credits on this
Steps: How can we find the bug ourselves? See below picture attached.
Connection Type Mobile
Please select your region Europe
Country United Kingdom