Fix the exception name in previous commit.
Fix the exception name in previous commit.

xcat2/confluent,jjohnson42/confluent,jjohnson42/confluent,whowutwut/confluent,xcat2/confluent,whowutwut/confluent,xcat2/confluent,jjohnson42/confluent,whowutwut/confluent,whowutwut/confluent,jjohnson42/confluent,xcat2/confluent,jjohnson42/confluent,xcat2/confluent