Stuck on Corners in The Goblet

Date & Time: 23.02.18 20:17
Frequency: reproduceable all the time
World name: Lich
Character name: Ragnar Lodur
Retainer name: cerbatron42
Class/Level: WMG 32
Party or solo: Solo
In-game time: 20:19
Area and coordinates: The Goblet ( 11.5, 12.0 )

Steps:
1. At the named Coordiantes Stones in the Water
https://abload.de/img/ffxiv_23022018_202005fvuky.png
2. Run straight onto them and then turn left or right
https://abload.de/img/ffxiv_23022018_2024352uk5a.png
3. Stuck at the corners. Until 90 degrees, the character stucks at the corner.
https://abload.de/img/ffxiv_23022018_200051swurx.png
https://abload.de/img/ffxiv_23022018_195958avuu9.png

I tested more Stones of the same kind in the Area and the error is also present there too.