iReport ERRO "cannot assign"

Programação Java
#1

Boa tarde

desenvolvi um relatorio simples e quando executo ele aparece o seguinte erro:

cannot assign instance of net.sf.jasperreports.engine.base.JRBaseStaticText to field net.sf.jasperreports.engine.base.JRBaseParagraph.paragraphContainer of type net.sf.jasperreports.engine.JRParagraphContainer in instance of net.sf.jasperreports.engine.base.JRBaseParagraph

#2