Log on Failed ?

yesterday i encryption access db with password ex : 1010
then I try to printing my report but getting message log on failed..
please help me..

Code:

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lP1.SetDatabaseLogon("admin", "1010")
lP1.SetParameterValue("Startdate", DPstart.Text)
lP1.SetParameterValue("Enddate", DPend.Text)

CRView1.ReportSource = lP1
CRView1.Show()

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