Server: [SA] Silute
Team name: Aerebi
Character Name: Grymel
When did this happen: Today, this afternoon
Attribute: Multishot: Critical, I’m not sure
Та же проблема
Сервер: NA Клайпедский
Название команды: 850123850
Затронутый характер: Peltasta
Same problem 
Team name: Mostro
Server: Orsha
Char name: Lord
Same 99 min bug here… got it when finished learning two-handed mastery.
Team LiGhtwz
Server Silute
Char Laita
Hello~ I have this issue too
Server: [SEA] Telsiai
Team: Vienzil
Affected character: Shiki
Time the issue happened: April 30th, 2017
Attribute you were trying to learn: Increase maximum weight
Thank you everyone for the continual information. We are working very hard on this issue.
Please be sure to also send in tickets. Our Support Team is able to cancel learning the attribute so that you can try to learn it again.
its working fine for me now…
i can learn attributes freely and teleport around without this happening again and all of my silver was spent properly
some problem
Server: [South America] - Silute
Team Name: ChaoY
Affected character: Cherry
The time the issue happened: 28 ~ 29 / 06/ 2017
The attribute you were trying to learn: Swift Step: Critical Rate
plzzz helppp Orz
@chao9002231
Thank you for your reporting
Currently we are working on it 
Please check your skill status again.
We’ve changed to cancel it…!
Please let us know via support ticket if you are experiencing same problems
same problem here too
Server: [South America] - Silute
Team Name: Camejo
Affected character: Abel
The time the issue happened: 01/07/2017
The attribute you were trying to learn: Concentrate: Enhance
Please help me
Same problem here.
Server: [South America] - Silute
Team Name: DeflectingPalm
Affected character: Pascuero
The time the issue happened: 29~30/06/2017
Atribute trying to learn: Blessing: Enhance
same problem here again
Server: [South America] - Silute
Team Name: Camejo
Affected character: Abel
The time the issue happened: 01/07/2017
The attribute you were trying to learn: Concentrate: Enhance
Please help me
cant learn skill bug too
Server: [South-East Asia} Varena
Team Name: GodsLegion
Character: Seraph
Happened yesterday 7/7/17
Skill i learned was electrocute.