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Old September 10th, 2004, 02:16 PM
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Default .net: loading reports by passing DS is really slow

Hey all, this is my first post to this forum, hope someone has some advice.

I'm developing a VB.NET application in which we embed some CrystalReportViewer controls to display some charts and reports. It works quite well on our dev machine, but as soon as we move to a test machine, the report has a hard coded location to find the .mdb database within the .rpt file and it doesnt load (with a terribly unhelpful "login error" type message, but thats for another day).

The only way i've found to get around this "officially" is to create a ADO.NET DataSet object with the same tables that i used in the report design phase and pass it off to the report viewer while loading everything up. This works fine, EXCEPT that its amazingly slow.

I have one complex 114 page report that takes about 4-5 seconds to display if crystal opens the .mdb file with its internal hardcoded path, but 20-30 seconds with the cpu hard pegged at 100% to open the same report if I hand the viewer a dataset.

Is there anything to be done? Is there another way to do this?

thanks so much!

 
Old September 13th, 2004, 02:36 PM
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Default

just curous, am i getting no response because A) the problem isnt clearly described, B) noone else sees the problem C) no one has an answere to the problem or D) i need to be more patient :)






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