Using ctrl/alt+Fkey in alliance causes client crash

Platform: Windows
ISP: Time Warner Cable
Type of Internet Connection: Cable
Internet Connection Speed: 25mb/s
Date & Time: March 28, 2013 18:30 EDT
Frequency: Once (Didn't want to try it again and lose my party)
Character Name: Harle
Race: Mithra
World: Bahamut
Main Job: Rune Fencer
Support Job: Warrior
Area and Coordinates: Crawler's Nest, near the entrance.
Party or Solo: Party (Alliance)
NPC Name: N/A
Monster Name: Worker Crawler / Death Jacket
Steps:
1. Form an alliance, 18 members may or may not be required.
2. Attempt to target alliance members in another party with keyboard hotkeys (ALT+F1-6 or CTRL+F1-6)
3.Client crashes with windows error message "Playonline viewer has stopped working"

Greetings Harle,

Thank you for posting your concern over your client crashing when pressing Ctrl or Alt and the F keys to target alliance members. I have made sure to submit all of your information to the development team, and they will thoroughly investigate this matter, based on your report. Unfortunately, I cannot guarantee that a direct response will be posted on this thread, but I do recommend checking Here and Here for any details regarding the development team's investigation. Thanks again for your report!