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Winsock Error Handling Vb6

Could it be because of a firewall? In the Click event, add the following line of code.   Unload Me This line of code ensures that the Form’s Unload event is called. The only thing I can think to attribute it to is my winsock error handling routine. It should be near the middle of the list, as the controls are listed in alphabetical order. 4. news

Here it is: http://msdn.microsof...2(v=VS.60).aspx . If no value is to be returned, the arguments must not be enclosed within parenthesis. You have no completed an application that can send data between two computers and then retrieve it! share|improve this answer answered May 15 '09 at 13:36 LittleTyke add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign up you could check here

Your client should NEVER be in this state!!! Failed: ) is considered a label, all labels must be within the procedure or function that you are currently in) that the code will jump to if an error occurs. i didnt even know ocforums had a programming section yeah as Krieger said..

  • You get a chance to react to the Winsock error.
  • It's been quite a while since I've done winsock programming in VB6 but it seems to me like there were issues with having multiple sockets talking to one another inside of
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  • sckNonRecoverableError 11003 Non-recoverable errors.
  • This is how to invoking a method:                          Control.Method Argument1, Argument2, Argument3 ‘No value is returned        Variable = Control.Method(Arg1, Arg2, Arg3) ‘value is assigned to Variable       Events
  • sckHostNotFound 11001 Authoritative answer: Host not found.

While there is a detailed error “object” (similar to a control but with no visual interface), it is beyond the scope of this tutorial to delve into that object. dilettante06-16-2006, 02:07 PMI think it is your best bet to gather more data. With Winsock you must determine what type of data will be sent and how it will be received. APPLICATION -> “Sending Data Between Two Computers” This application will connect two computers together and then will transfer a message between the computers.

You may want to switch to a different port. sckAlreadyComplete 10037 The operation is completed. sckConnectAborted 11053 Connection is aborted due to timeout or other failure. Message may not have been sent." End If End Sub Private Sub Form_QueryUnload(Cancel As Integer, UnloadMode As Integer) 'This is (almost) all the code needed to properly send the quit message'

PS. Good luck with it. Option Explicit Private Declare Sub Sleep Lib "kernel32" (ByVal dwMilliseconds As Long) Private sTestRpt As String Private bConnected As Boolean Private Sub Command1_Click() They are pretty self-explanatory. To run the application, you’ll need to start the server on one computer.

For more information or to gain access, visit Classified Access Rules Change thread. (100 quality posts and 30-day minimum membership are still required) Results 1 to 5 of 5 Thread: Visual check over here There are three parts to ensuring your program has excellent error checking: finding errors before they occur, placing code that occurs whenever an error occurs, reacting to the Winsock error event. Syntax object_Error(number As Integer, Description As String, Scode As Long, Source As String, HelpFile as String, HelpContext As Long, CancelDisplay As Boolean) The Error event syntax has these parts: Part Description Place a check mark the CheckBox beside ‘Microsoft Winsock Control 6.0’ 5.

You are learning VB!”, vbInformation or vbOkOnly, “Hi!” 4:   End 5: End Sub Table of Contents 1.0 Review of Controls - Review of the different parts of a control navigate to this website If you already know where to find this, well, look up the properties of the WinSock control, specifically the State property and all its settings. Programming Hardware Personal Electronics Connect, Configure App on Real Android device and Run Hello World program with Android Studio. However, most clients vehemently deny doing anything of the sort.

Different use of tenses in Iberian vs South American (and/or Andean) Spanish Sum other numbers Maximum server memory Why was Vader surprised that Obi-Wan's body disappeared? sckTimedout 10060 Socket has been shut down. I found the solution(s). 1) Your DataArrival method loads the data from the Winsock into the "bStuff" variable but writes out the "sStuff" variable (which you have commented out). More about the author http://www.vbforums.com/showthread.p...79#post2934779 [vb5 & starting to move to vb2008] I appreciate the help I get from everyone.

These range from improper action requests to buffer overruns due to flawed programming to... Something terrible has happened. The content you requested has been removed.

Because SendData is asynchronous, the call might return before the "quit" message has actually been sent to the server, and therefore the code might close the socket before it has a

The following names were given to the controls: wskServer à Winsock Control txtPort à Textbox Control lblIP à Label Control that is currently set to “Server IP” cmdExit à CommandButton How long do you think you'll be waiting?Im not Sen[red]d[/red]ing Sumbl[red]i[/red]minal m[red]e[/red]ssages 0 · Share on Facebook infidel Member Posts: 2,900 February 2005 : [b][red]This message was edited by eternities_end at If the user can not play from the server, they will have to run your program again and connect to themselves in order to play. We show how to isolate the page count in a… Document Imaging Document Management Adobe Acrobat Scripting Languages Programming Advertise Here 767 members asked questions and received personalized solutions in the

This workaround is illustrated in the following code snippet:

Private Sub Winsock1_DataArrival(ByVal bytesTotal As Long)
Dim szData As String

On Error Resume Next
Winsock1.GetData szData
sckNoData 11004 Valid name, no data record of requested type. When the program starts, it will also show the server’s IP address. http://jactionscripters.com/winsock-error/winsock-error-288.php RESOLUTIONThe code must wait until the Connect event is fired before attempting to call the SendData or GetData methods.

The Winsock control uses the following methods, properties and events to simplify the process for us: - .Accept (method) — This method receives the request from a client computer to connect This documentation is archived and is not being maintained. Thanks Sorry I took so long to get back to you. 0 Featured Post How to run any project with ease Promoted by Quip, Inc Manage projects of all sizes how Why is this?Certain port numbers are reserved for specific services.

This is sometimes known as a memory leak.  Place the following code in the Form’s Unload event:   wskServer.Close This line of code tells the Winsock control to close the Use the Number and Description arguments to see more about the error. sckSocketShutdown 10058 Socket has been shut down. The final method of error handling is using the Winsock’s Error event.

In your case, you are trying to send the "quit" message and then closing the socket almost immediately afterwards. sckInvalidArg 40014 The argument passed to a function was not in the correct format or in the specified range. However, even when the Error event is present for the control, the Error event never fires and a run-time error message box displays.Code: [Select]RESOLUTION
To work around this problem, use the make sure you have win.accept setup right if you are listening.

One question about your response that I have is where you say: "You can't use Listen, Connect, SendData, or set some of the other properties (RemoteHost, RemotePort, LocalPort) if you are