Prompt LOVs complete value is not displayed in the prompt window

Hi Experts ,

  We have designed webi report on BEx query. in that report one prompt lov value is not displayed completely.

      we made in bex query property as longtext for value.but still . we r  getting the problem.

Ex: if the value  is :

                         sss techological company of newtrends.

  then it display in prompt lovs window as :

                                          sss technological .

please Help  .

Thanks

Nikil