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crystal report dataset does not support System.Nullable RRS feed

  • Question

  • User-694565715 posted

    Hello guys, in my DB I have a field to be nullable, but crystal report  return an error:"dataset does not support System.Nullable"

    Friday, June 1, 2012 5:10 AM

Answers

All replies

  • User-1187166364 posted

    Yes , you have received right error.

    Please follow this post

    http://social.msdn.microsoft.com/Forums/en-US/vscrystalreports/thread/9788f39c-2f3a-489d-8586-e7fc7c429e3b/

    alternate is to crrete a clone of your nullable .

    • Marked as answer by Anonymous Thursday, October 7, 2021 12:00 AM
    Friday, June 1, 2012 5:17 AM
  • User-694565715 posted

    how do create a clone of the object and remove all nullable types???

    Friday, June 1, 2012 5:33 AM
  • User-1187166364 posted

    what are you using to bind Crystal..

    Direct DB connection or Entities...

    if Entities then creata simple POCO class without Nullables.

    Friday, June 1, 2012 5:39 AM
  • User-694565715 posted

    by Entities.but there is another solution, instead create me the double of my classes

    Friday, June 1, 2012 5:44 AM
  • User-1187166364 posted

    instead create me the double of my classes

    please be more specific

    Friday, June 1, 2012 6:08 AM
  • User-694565715 posted

    another solution in place of clone clas POCO

    Friday, June 1, 2012 8:47 AM
  • User-1280676833 posted

    You can use anonymous type objects to recreate the object lists

    Hope this helpful

    • Marked as answer by Anonymous Thursday, October 7, 2021 12:00 AM
    Friday, June 8, 2012 3:41 AM