我有一個程序,它是.net.when我執行程序時得到這個異常。程序應該與財務打印機通信。執行程序時發生異常c#程序
Retrieving the COM class factory for component with CLSID {741F1E1B-0D59-4F59-A775-3E1B13721638} failed due to the following error: 80040154 Class not registered (Exception from HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG)).
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using FiscPrinter = FiscPrnSys.IFiscPrnIface;
using System.Runtime.InteropServices;
public class Class1
{
public List<String> salesITems = new List<String>();
public String user;
public String shop;
public double total;
public double subtotal;
public String tax;
public short data = (short) 8;
public short parity = (short)0;
public short stopbit = (short)1;
public void PrintBon()
{
FiscPrnSys.IFiscPrnIface FiscPrinter = new FiscPrnSys.FiscPrnIface(); (this where the program is bringing this exemption)
FiscPrinter.Connect("COM2", 9600, data, parity, stopbit);
FiscPrinter.TestPrinter((short)48, "1,0,1", "HELLO");
FiscPrinter.Sale("TEST ITEM 1", "A", 2, 2, 0);
FiscPrinter.Sale("TEST ITEM 1", "A", 2, 2, 0);
FiscPrinter.Sale("TEST STOCK ITEMS ZERO VAT", "B", 2, 2, 0);
FiscPrinter.Sale("Cooking Fat Always Ultra", "B", 2, 2, 0);
FiscPrinter.PrintFiscalText("TEST STOCK ITEMS VATABLE");
FiscPrinter.Sale("001000124", "A", 2, 2, 0);
FiscPrinter.PrintFiscalText("Kimbo 1 Kg");
FiscPrinter.Sale("598699484", "A", 5, 5, 0);
FiscPrinter.PrintFiscalText("Tily Cooking Fat");
FiscPrinter.Sale("484949404", "A", 2, 2, 0);
FiscPrinter.Sale("Always ULtra", "A", 10, 2, 0);
FiscPrinter.Disconnect();
}
public void setUser(String user)
{
this.user = user;
}
public void setShop(String shop)
{
this.shop = shop;
}
public void addSaleItem(String item)
{
salesITems.Add(item);
}
public void setDouble(double pTotal)
{
this.total = pTotal;
}
public void setSubTotal(double sTotal)
{
this.subtotal = sTotal;
}
public void setTax(String pTax)
{
this.tax = pTax;
}
}
這個類被另一個類,這是所謂的
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using IncortexLibrary;
class Program
{
static void Main(string[] args)
{
Class1 printer = new Class1();
printer.PrintBon();
}
}
輸出:
Unhandled Exception: System.Runtime.InteropServices.COMException: Retrieving the
COM class factory for component with CLSID {741F1E1B-0D59-4F59-A775-3E1B1372163
8} failed due to the following error: 80040154 Class not registered (Exception f
rom HRESULT: 0x80040154 (REGDB_E_CLASSNOTREG)).
at System.RuntimeTypeHandle.CreateInstance(RuntimeType type, Boolean publicOn
ly, Boolean noCheck, Boolean& canBeCached, RuntimeMethodHandleInternal& ctor, Bo
olean& bNeedSecurityCheck)
at System.RuntimeType.CreateInstanceSlow(Boolean publicOnly, Boolean skipChec
kThis, Boolean fillCache)
at System.RuntimeType.CreateInstanceDefaultCtor(Boolean publicOnly, Boolean s
kipVisibilityChecks, Boolean skipCheckThis, Boolean fillCache)
at System.Activator.CreateInstance(Type type, Boolean nonPublic)
at System.Activator.CreateInstance(Type type)
at IncortexLibrary.Class1.PrintBon() in C:\Documents and Settings\woodley-who
lesalers\My Documents\bst project\Projects\IncortexLibrary\IncortexLibrary\Class
1.cs:line 29
at ConsoleApp.Program.Main(String[] args) in C:\Documents and Settings\woodle
y-wholesalers\My Documents\bst project\Projects\ConsoleApp\ConsoleApp\Program.cs
:line 15
這給headache.i已經在SYSTEM32註冊文件.dll文件但它仍然給我帶來麻煩。這意味着我在錯誤的程序中灌輸程序,打印機顯示爲null.p租賃的幫助,因爲我已經嘗試通過網絡來走,但我沒有得到解決
rgsvr32 COM對象 – Mufaka 2012-04-18 06:54:20
我相信過程中發生的所有異常執行。 :P – albertjan 2012-04-18 06:55:47
完全重複http://stackoverflow.com/q/1036856/55209 – 2012-04-18 06:55:57