AdCenter negative keyword character limit. Confused?

boatboy

New member
Nov 20, 2009
94
1
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I am adding neg. keywords to the campaign level and it keeps giving me this error message whether I type in one keyword or 50

"Some negative keywords exceed character limits. Remove or rewrite any negative keywords that exceeds 100 characters."

*This message is popping up when I enter one negative keyword or 50*

Any insight?

Thanks in advance.