调用过程时经常出现 "automation error system call failed"是怎么回事？

2008-10-17 12:07:47 478 阅读 AI 写同款 · GEO 优化AI 选题数据监测一键分发 ›

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Private Sub dqxslbl_Change()

    If MdPrintMode = 2 Then Exit Sub   

    

    Tojlmd = False

    If dqxslbl.Caption = tpxslbl.Caption Then

        PrintCmd.Enabled = False

        OperateAccessDb "Update mdb Set ywc_mdb='1' Where mdh_mdb='" & dqmdlbl.Caption & "'", 0

        

        Call PrintMd    '调用此过程时有时会出现“automation error system call failed”

        

        MsgBox "托盘已满，正在打印码单!", vbInformation, "提示"

        Tojlmd = True

        PrintCmd.Enabled = True

    End If

End Sub



Private Sub PrintMd()

   On Error GoTo ErrorProc

        MyDoc.Close False

    Set MyDoc = MyApp.Documents.Open(App.Path & "\mdyx.lab")

      MyDoc.Printer.SwitchTo mdPrintlbl.Caption

    

     OperateAccessDb "Select xh_zxbzjl,gs_zxbzjl,jz_zxbzjl,zdgh_zxbzjl From zxbzjl Where mdh_zxbzjl='" & dqmdlbl.Caption & "' Order by xh_zxbzjl ASC", 1

     If redset.RecordCount < 1 Then Exit Sub

     MyDoc.Variables("gg").Value = ggtxt.Text

     MyDoc.Variables("ph").Value = phlbl.Caption

     MyDoc.Variables("dj").Value = djlbl.Caption

     MyDoc.Variables("mdtm").Value = dqmdlbl.Caption

     MyDoc.Variables("xs").Value = redset.RecordCount

     MyDoc.Variables("czy").Value = redset.Fields("zdgh_zxbzjl")

     MyDoc.Variables("scbc").Value = bzbzlbl.Caption

     Dim xhTmpI As Integer

     redset.MoveFirst

     For xhTmpI = 1 To redset.RecordCount

        MyDoc.Variables("xh" & CStr(xhTmpI)).Value = redset.Fields("xh_zxbzjl")

        MyDoc.Variables("gs" & CStr(xhTmpI)).Value = redset.Fields("gs_zxbzjl")

        MyDoc.Variables("jz" & CStr(xhTmpI)).Value = redset.Fields("jz_zxbzjl")

        

        redset.MoveNext

     Next xhTmpI

     

        MyDoc.PrintLabel 2

        MyDoc.FormFeed

        MyDoc.Close False

     Set MyDoc = MyApp.Documents.Open(App.Path & "\labelyx.lab")

     Exit Sub

ErrorProc:

    If Err.Description <> "" Then

        MsgBox Err.Description

    End If

End Sub