radgrid control hierarchy

i am using a radgrid and i want to create hierarchical grid with multiple mastertableview and different detailtable on each level
tan_manojAsked:
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tan_manojAuthor Commented:
this is giving an null refrence exception on  RadAjaxManager1.AjaxSettings.AddAjaxSetting(grid, grid);
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tan_manojAuthor Commented:
this is giving a null reference exception on RadAjaxManager1.AjaxSettings.AddAjaxSetting(grid,grid); when using with masterpage. it is working fine without masterpage, but how can i do it with masterpage?
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Asim NazirCommented:
Manoj,

Make sure you have RadAjaxManager1 placed at MasterPage level. This should resolve the issue.

Asim
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tan_manojAuthor Commented:
removing the radajaxmanager makes it work with masterpage.
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tan_manojAuthor Commented:
this example is showing top most grouping on the basis of a single column country. i want the top most grouping on multiple columns for e.g first grouping on the basis of Deputy General Manager, Secong grouping on the basis of GM, Third grouping on the basis of AGM and so on.do you have any idea how can i do that.
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tan_manojAuthor Commented:
No one else gave me correct answer
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