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SystemErrorDescription - Convert an API error code to a string
[ All Languages » VB »  Api]

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Click here to copy the following block
Private Declare Function FormatMessage Lib "kernel32" Alias "FormatMessageA" _
  (ByVal dwFlags As Long, lpSource As Any, ByVal dwMessageId As Long, _
  ByVal dwLanguageId As Long, ByVal lpBuffer As String, ByVal nSize As Long, _
  Arguments As Long) As Long
Private Const FORMAT_MESSAGE_FROM_SYSTEM = &H1000

' Convert an API error number to a descriptive string
'
' If any error it returns an empty string, in which case
' the Err.LastDllError property can be use to retrieve
' extended error information

Function SystemErrorDescription(ByVal ErrCode As Long) As String
  Dim buffer As String * 1024
  Dim ret As Long
  ' return value is the length of the result message
  ret = FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM, 0, ErrCode, 0, buffer, _
    Len(buffer), 0)
  SystemErrorDescription = Left$(buffer, ret)
End Function


Submitted By : Nayan Patel  (Member Since : 5/26/2004 12:23:06 PM)

Job Description : He is the moderator of this site and currently working as an independent consultant. He works with VB.net/ASP.net, SQL Server and other MS technologies. He is MCSD.net, MCDBA and MCSE. In his free time he likes to watch funny movies and doing oil painting.
View all (893) submissions by this author  (Birth Date : 7/14/1981 )


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