Anyone manage to download a document using GridAttachmentColumn when the document is stored in System.Data.Linq.Binary format?
I get a javascript error.....
Uncaught Sys.WebForms.PageRequestManagerServerErrorException: Sys.WebForms.PageRequestManagerServerErrorException: Det gick inte att omvandla ett objekt av typen System.Data.Linq.Binary till typen System.Byte[].
I get a javascript error.....
Uncaught Sys.WebForms.PageRequestManagerServerErrorException: Sys.WebForms.PageRequestManagerServerErrorException: Det gick inte att omvandla ett objekt av typen System.Data.Linq.Binary till typen System.Byte[].
1 Answer, 1 is accepted
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Hi Benny,
You need to either modify your LINQ entity model to change the type of the data field from System.Linq.Data.Binary to byte[], or use a GridTemplateColumn with a RadBinaryImage in the ItemTemplate. The binary image in the latter scenario can then be databound using the following binding expression:
Regards,
Veli
the Telerik team
You need to either modify your LINQ entity model to change the type of the data field from System.Linq.Data.Binary to byte[], or use a GridTemplateColumn with a RadBinaryImage in the ItemTemplate. The binary image in the latter scenario can then be databound using the following binding expression:
<telerik:RadBinaryImage DataValue='<%# Eval("Data") != null && Eval("Data") != DBNull.Value ? ((System.Linq.Data.Binary)Eval("BinaryImageDataField")).ToArray() : null%>' />Regards,
Veli
the Telerik team
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