Ошибка при тестировании Trans2QuikAPI

Код:[CODE]Public Class Form1
    Public Const TRANS2QUIK_SUCCESS = 0
    Public Const TRANS2QUIK_FAILED = 1
    Public Const TRANS2QUIK_QUIK_TERMINAL_NOT_FOUND = 2
    Public Const TRANS2QUIK_DLL_VERSION_NOT_SUPPORTED = 3
    Public Const TRANS2QUIK_ALREADY_CONNECTED_TO_QUIK = 4
    Public Const TRANS2QUIK_WRONG_SYNTAX = 5
    Public Const TRANS2QUIK_QUIK_NOT_CONNECTED = 6
    Public Const TRANS2QUIK_DLL_NOT_CONNECTED = 7
    Public Const TRANS2QUIK_QUIK_CONNECTED = 8
    Public Const TRANS2QUIK_QUIK_DISCONNECTED = 9
    Public Const TRANS2QUIK_DLL_CONNECTED = 10
    Public Const TRANS2QUIK_DLL_DISCONNECTED = 11
    Public Const TRANS2QUIK_MEMORY_ALLOCATION_ERROR = 12
    Public Const TRANS2QUIK_WRONG_CONNECTION_HANDLE = 13
    Public Const TRANS2QUIK_WRONG_INPUT_PARAMS = 14
    Public TransStr As String
    Dim PathToInfo As String
    Dim FunctionResult As Long
    Dim FunctionResultString As String
    Dim pnExtendedErrorCode As Long
    Dim lpstrErrorMessage As String = Mid(lpstrErrorMessage, 250)
    Public Const dwErrorMessageSize = 250
    Dim nReturnCode As Long
    Dim dwTransID As Long
    Dim dOrderNum As Double
    Dim lpstrResultMessage As String = Mid(lpstrResultMessage, 250)                          
    Const dwResultMessageSize = 250
    Dim curRow As Long
    Dim g_nOrdersCount As Long
    Dim g_nTradesCount As Long
 
 
    Public Declare Function TRANS2QUIK_CONNECT Lib "D:\...Проект\Resources\TRANS2QUIK.dll" _
    Alias "_TRANS2QUIK_CONNECT@16" _
    (ByVal lpstConnectionParamsString As String, _
     ByRef pnExtendedErrorCode As Long, _
     ByVal lpstrErrorMessage As String, ByVal dwErrorMessageSize As Long) As Long
 
    Public Declare Function TRANS2QUIK_DISCONNECT Lib "D:\...Проект\Resources\TRANS2QUIK.dll" _
     Alias "_TRANS2QUIK_DISCONNECT@12" _
     (ByRef pnExtendedErrorCode As Long, _
     ByVal lpstrErrorMessage As String, ByVal dwErrorMessageSize As Long) As Long
 
Public Function Trans2QuikResultToStr(ByVal Num As Long) As String
        If Num = 0 Then Trans2QuikResultToStr = "TRANS2QUIK_SUCCESS"
        If Num = 1 Then Trans2QuikResultToStr = "TRANS2QUIK_FAILED"
        If Num = 2 Then Trans2QuikResultToStr = "TRANS2QUIK_QUIK_TERMINAL_NOT_FOUND"
        If Num = 3 Then Trans2QuikResultToStr = "TRANS2QUIK_DLL_VERSION_NOT_SUPPORTED"
        If Num = 4 Then Trans2QuikResultToStr = "TRANS2QUIK_ALREADY_CONNECTED_TO_QUIK"
        If Num = 5 Then Trans2QuikResultToStr = "TRANS2QUIK_WRONG_SYNTAX"
        If Num = 6 Then Trans2QuikResultToStr = "TRANS2QUIK_QUIK_NOT_CONNECTED"
        If Num = 7 Then Trans2QuikResultToStr = "TRANS2QUIK_DLL_NOT_CONNECTED"
        If Num = 8 Then Trans2QuikResultToStr = "TRANS2QUIK_QUIK_CONNECTED"
        If Num = 9 Then Trans2QuikResultToStr = "TRANS2QUIK_QUIK_DISCONNECTED"
        If Num = 10 Then Trans2QuikResultToStr = "TRANS2QUIK_DLL_CONNECTED"
        If Num = 11 Then Trans2QuikResultToStr = "TRANS2QUIK_DLL_DISCONNECTED"
        If Num = 12 Then Trans2QuikResultToStr = "TRANS2QUIK_MEMORY_ALLOCATION_ERROR"
        If Num = 13 Then Trans2QuikResultToStr = "TRANS2QUIK_WRONG_CONNECTION_HANDLE"
        If Num = 14 Then Trans2QuikResultToStr = "TRANS2QUIK_WRONG_INPUT_PARAMS"
        Return 0
    End Function
 
Private Sub cmdConnect_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdConnect.Click
        On Error Resume Next
        PathToInfo = "C:\Quik\info.exe"
        FunctionResult = TRANS2QUIK_CONNECT(PathToInfo, pnExtendedErrorCode, lpstrErrorMessage, dwErrorMessageSize)
        FunctionResultString = Trans2QuikResultToStr(FunctionResult)
        MsgBox("F: " & vbCrLf & _
                "FunctionResult = " & FunctionResult & vbCrLf & _
                "FunctionResultString = " & FunctionResultString & vbCrLf & _
                "pnExtendedErrorCode = " & pnExtendedErrorCode & vbCrLf & _
                "lpstrErrorMessage = " & lpstrErrorMessage)
        g_nOrdersCount = g_nTradesCount = 1
    End Sub
 
 
    Private Sub cmdChekConnectDell_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles cmdChekConnectDell.Click
        FunctionResult = TRANS2QUIK_IS_DLL_CONNECTED(pnExtendedErrorCode, lpstrErrorMessage, dwErrorMessageSize)
        FunctionResultString = Trans2QuikResultToStr(FunctionResult)
        MsgBox("F: " & vbCrLf & _
                "FunctionResult = " & FunctionResult & vbCrLf & _
                "FunctionResultString = " & FunctionResultString & vbCrLf & _
                "pnExtendedErrorCode = " & pnExtendedErrorCode & vbCrLf & _
                "lpstrErrorMessage = " & lpstrErrorMessage)
    End Sub
End Class