Cannot invoke "org.eclipse.jface.text.source.IAnnotationModel.getAnnotationIterator()" because the return value of "java.util.Map.get(Object)" is null

Cannot invoke "org.eclipse.jface.text.source.IAnnotationModel.getAnnotationIterator()" because the return value of "java.util.Map.get(Object)" is null

Cannot invoke "org.eclipse.jface.text.source.IAnnotationModel.getAnnotationIterator()" because the return value of "java.util.Map.get(Object)" is null

Cannot invoke "org.eclipse.jface.text.source.IAnnotationModel.getAnnotationIterator()" because the return value of "java.util.Map.get(Object)" is null

Cannot invoke "org.eclipse.jface.text.source.IAnnotationModel.getAnnotationIterator()" because the return value of "java.util.Map.get(Object)" is null