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Error in GridRelationFields

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Carlos Rodriguez
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Carlos Rodriguez asked on 06 Apr 2011, 11:42 PM
Hello programmers!

I'm building a GridTableView code, which is to show the detail of each record in a RadGridView.

To establish the relationship between registration and the detail table, I add a GridRelationFields keys thereof.

When I run the program (developed in aspx), whenever I click on to expand, I get the error I show in the picture:

Help!!!

No answers yet. Maybe you can help?

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Carlos Rodriguez
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