After call crystalview many times , error.....

Hello

I have a aplication in Aspx , when call many times the same report and printer , appear the menssage error printer conection, and happen error in server, in my station in design not happen.

Bellow my code....

Dim report As New CrystalDecisions.CrystalReports.Engine.ReportDocument

report.Load(Server.MapPath("Razao.rpt"))

report.SetDatabaseLogon("User", "PassWord", "DataBase", "")

CrystalReportViewer1.PrintMode = CrystalDecisions.Web.PrintMode.ActiveX

CrystalReportViewer1.ReportSource = report

CrystalReportViewer1.RefreshReport()

For exit

CrystalReportViewer1.ReportSource = vbNull

CrystalReportViewer1.RefreshReport()

GC.Collect()

Response.Redirect("~/Default.aspx")

Thanks for help.