Why changing language priority shows error, in Apache?

[free69]

LanguagePriority en da nl et fr de el it ja ko no pl pt pt-br ltz ca es sv tw

I tried to change en to "ko" but in vain due to syntax error.
What's wrong?

[bernd24]

How do you do????

[free69]

LanguagePriority en da nl et fr de el it ja ko no pl pt pt-br ltz ca es sv tw

LanguagePriority ko en da nl et fr de el it ja no pl pt pt-br ltz ca es sv tw

I just positioned ko before en da nl...