Swiftcast being used on Regen removes Swiftcast buff

Frequency: Always
World name: Cactuar
Character name: Waltzei Astound
Class/Level: WHM 41
Party or solo: Solo
Steps:
1. Use Swiftcast
2. Use Regen
3. Swiftcast goes away without giving you a free cast

EDIT: Apparently I'm playing SCH too much
So new report

1. Use Swiftcast
2. Use a skill off Global Cooldown
3. Keep Swiftcast

1. Use Swiftcast
2. Use a skill not on Global Cooldown but still instant
3. Lose Swiftcast

Greetings Waltzei,

We thank you for posting your concerns regarding swiftcast being used on regen removes swiftcast buff. 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 or Here for any details regarding the development team's investigation.

Thanks for your report!

- Furlamseere