Wednesday 22 August 2012

how to solve Error :Unable to connect: incorrect log on parameters

in asp.net when we  run program for crystal report then this problem might come so i m wondering how  to sole this kind of error..if any one got please reply
Logon failed. Details: crdb_adoplus : Object reference not set to an instance of an object. Error in File C:\DOCUME~1\ADMINI~1\LOCALS~1\Temp\temp_ad5664c4-2542-42ab-939f-4357a392e7ec {E29B2F59-0CC5-4B8B-BCBE-4B3361349354}.rpt: Unable to connect: incorrect log on parameters
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