Lazy List problem

Hello All, I have a collection - externalRatings which is of type CpExternalCreditRating. CpExternalCreditRating contains an object appCreditRatingSource inside it. Basically, there are nested objects. I use the nested tags to display all the info onto the user screen. The values get displayed pro

java.lang.IllegalArgumentException: No bean specified , when I submit using nested:tags

Each CpExternalCreditRating object has another object inside it which I access from the front end using nested:tags as follows... The display works fine but I get the exception when I try to submit the page. Here is my struts