getting this error while running the report

[everlearner]

hi gurus,

My report consist some columns.i added new column to that list. when i run the report
am getting following error.

rqp-def-0143 invalid object

Can any one let me know how to solve this.

[blom0344]

Is the new dataitem part of another query subject from the model you use?  Do you have insight in the model? Did you try to create a test report with a list with only the new items..  (= my suggestion)