Cape Quest pls help

[niba10]

I have problem with cape quest (lvl 221)
i got the kingdom Symbol (quest item) and i talk to him and I got some message at top of the screen in chines take a picture:

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why its not working how i fix that?

 

[xKiyox]

u need of 8 sapphire

 

[niba10]

ok i will try that