how I Fix 'System.Data.OleDb.OleDbException' error

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C#

database

hi,here is my first question in CodeProject:

i work with access database 2007 ,and i encounter an error:

An unhandled exception of type 'System.Data.OleDb.OleDbException' occurred in System.Data.dll

Additional information: No value given for one or more required parameters.


while my sql command is true!

"select * from Education where id='admin' and password='admin'"

thanks in advance.