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Module Module1

#Region "Declarations"

    Private Declare Function OpenProcess Lib "kernel32" Alias "OpenProcess" (ByVal dwDesiredAccess As Integer, ByVal bInheritHandle As Integer, ByVal dwProcessId As Integer) As Integer
    Private Declare Function WriteProcessMemory Lib "kernel32" Alias "WriteProcessMemory" (ByVal hProcess As Integer, ByVal lpBaseAddress As Integer, ByRef lpBuffer As Integer, ByVal nSize As Integer, ByRef lpNumberOfBytesWritten As Integer) As Integer
    Private Declare Function WriteFloatMemory Lib "kernel32" Alias "WriteProcessMemory" (ByVal hProcess As Integer, ByVal lpBaseAddress As Integer, ByRef lpBuffer As Single, ByVal nSize As Integer, ByRef lpNumberOfBytesWritten As Integer) As Integer
    Private Declare Function ReadFloat Lib "kernel32" Alias "ReadProcessMemory" (ByVal hProcess As IntPtr, ByVal lpBaseAddress As IntPtr, ByRef buffer As Single, ByVal size As Int32, ByRef lpNumberOfBytesRead As Int32) As Boolean
    Private Declare Function ReadProcessMemory Lib "kernel32" Alias "ReadProcessMemory" (ByVal hProcess As Integer, ByVal lpBaseAddress As Integer, ByRef lpBuffer As Integer, ByVal nSize As Integer, ByRef lpNumberOfBytesWritten As Integer) As Integer
    Private Declare Function CloseHandle Lib "kernel32" Alias "CloseHandle" (ByVal hObject As Integer) As Integer

    Private string1 As Long
    Private string2 As Integer
    Private RBuff1 As Long
    Private RBuff2 As Single
    Private RBuff3 As Integer

#End Region

#Region "Check Process/ReadDll"

    Private Function readdll(ByVal modulename As String)
        Dim procmodule As ProcessModule
        Dim constant1 As Integer
        Dim constant2 As Long
        Dim constant3 As Process() = Process.GetProcessesByName("TClient")
        If constant3.Length = 0 Then
            Return 0
        End If
        For Each procmodule In constant3(0).Modules
            If modulename = procmodule.ModuleName Then
                constant1 = procmodule.BaseAddress
            End If
        Next
        constant2 = constant1
        Return constant2
    End Function

    Public Function IsProcessOpen(ByVal name As String) As Boolean

        For Each clsProcess As Process In Process.GetProcesses

            If clsProcess.ProcessName.Contains(name) Then


                Return True

            End If
        Next
        ' Do nothing 
        Return False
    End Function


#End Region

#Region "Hacks"

    'WriteMemory
    Private Function WriteMemory(ByVal Address As Integer, ByVal Value As Long, ByVal Bytes As Integer)
        Dim iw4mpLookUp As Process() = Process.GetProcessesByName("TClient")
        If iw4mpLookUp.Length = 0 Then
            End
        End If
        Dim processHandle As IntPtr = OpenProcess(&H1F0FFF, 0, iw4mpLookUp(0).Id)
        WriteProcessMemory(processHandle, Address, Value, Bytes, Nothing)
        CloseHandle(processHandle)

        Return Nothing
    End Function

    'WriteFloat
    Private Function WriteFloat(ByVal Address As Integer, ByVal Value As Single)
        Dim iw4mpLookUp As Process() = Process.GetProcessesByName("TClient")
        If iw4mpLookUp.Length = 0 Then
            End
        End If
        Dim processHandle As IntPtr = OpenProcess(&H1F0FFF, 0, iw4mpLookUp(0).Id)
        WriteFloatMemory(processHandle, Address, Value, 4, Nothing)
        CloseHandle(processHandle)

        Return Nothing
    End Function

    'NOP
    Private Function NOP(ByVal Address As Integer, ByVal value As Integer)
        Dim iw4mpLookUp As Process() = Process.GetProcessesByName("TClient")
        If iw4mpLookUp.Length = 0 Then
            End
        End If
        Dim processHandle As IntPtr = OpenProcess(&H1F0FFF, 0, iw4mpLookUp(0).Id)
        WriteProcessMemory(processHandle, Address, value, 1, Nothing)
        CloseHandle(processHandle)

        Return Nothing
    End Function

#End Region

#Region "Functions"

    Public Function memoryh4x(ByVal address As String, ByVal value As Long, ByVal bytes As Byte)
        If IsProcessOpen("TClient") Then

            string1 = readdll("cshell.dll")
            string2 = "&H" & Hex(string1 + address)
            WriteMemory(string2, value, bytes)
        End If
        Return Nothing
    End Function

    Public Function floath4x(ByVal address As String, ByVal value As Long)
        If IsProcessOpen("TClient") Then

            string1 = readdll("cshell.dll")
            string2 = "&H" & Hex(string1 + address)
            WriteFloat(string2, value)
        End If
        Return Nothing
    End Function

    Public Function noph4x(ByVal address As String, ByVal value As Long)
        If IsProcessOpen("TClient") Then
            string1 = readdll("cshell.dll")
            string2 = "&H" & Hex(string1 + address)
            NOP(string2, value)


        End If
        Return Nothing
    End Function

#End Region
End Module

memoryh4x(&H3460F76, 16700, 4)
         floath4x(&H3460F76, 16700)

the error: Win32Exception was not dealt with access denied
          the code: For Each procmodule In constant3(0).Modules

Win32Exception was not dealt with access denied