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Results 1 - 10 of 116
Recommended Links
  1. OPC Quality Code Overview
    The most common states or Quality Codes are listed below.  We have included the Hex and...
    Date Updated: 12/14/2009
  2. DCOM Configuration Guides & Videos
    To be able to access an OPC server remotely over a network from a client running on a different...
    Date Updated: 06/25/2009
  3. What is error -2147024809 (0x80070057)
    Error code -2147024809 ( 0x80070057 ) translates to: The parameter is incorrect This particular...
    Date Updated: 02/08/2012
  4. The RPC server is unavailable. Error codes -2147023174 or Hex: 0x800706BA
    Here are some possible reasons that might cause you to receive the error "The RPC Server is...
    Date Updated: 02/08/2012
  5. Errors defined by the OPC standard
    Errors defined by the OPC Standard    HRESULT NAME COMMENT C0040001 OPC_E_INVALIDHANDLE...
    Date Updated: 02/01/2010
  6. Data.NET- CSharp - Read a Tag
       {             try...
    Date Updated: 02/01/2011
  7. Error 0x800706b9 (2147944121) Not enough resources ae available to complete this operation
    This problem occurs because of improper configuration of the port range settings in the...
    Date Updated: 02/08/2012
  8. Data .NET- VB.NET- Read a Tag
    Example code demonstrating how to read a single tag is below. Imports OpcLabs.EasyOpc.DataAccess...
    Date Updated: 03/02/2012
  9. What does error -2147500034 (0x80004002) mean?
    Error code - 2147500034  ( 0x80004002 ) translates to: No such interface supported This error...
    Date Updated: 02/08/2012
  10. Data.NET- CSharp - Read Multiple Tags
    {             try...
    Date Updated: 02/01/2011
  11. Error 0x80010108 (-2147549448) on Windows 2003 Server SP1
    The error code 0x80010108 corresponds to the RPC_E_DISCONNECTED error. When you call a method for a...
    Date Updated: 02/08/2012
  12. I can't see my OPC Server when I browse for the same PC
    First, the OPC Server might not allow for browsing some servers before OPC DA2.1 did not allow...
    Date Updated: 02/08/2012
  13. Unspecified error, hex: 0x80004005, decimal: -2147467259
    Unfortunately, the " Unspecified error " contains no useful information at all. Which makes it...
    Date Updated: 02/08/2012
  14. I get an error code returned of 0x80040154 when I try to connect to the server.
    Verify the following files exist, and then proceed with registering them: opccomn_ps.dll...
    Date Updated: 08/08/2007
  15. OPC Data-UA- C Sharp- Read a Single Tag
    Below is some example code that demonstrates how to read a tag from a UA server.  ...
    Date Updated: 03/02/2012
  16. Data .NET- VB.NET- Subscribing with Greater Control
    Example code demonstrating how to subscribe to a tag while controlling the thread operations ...
    Date Updated: 03/02/2012
  17. Upgrading from version 5.x to v 5.12 and later of OPC Data.NET
    Yes. Packaging changes implemented in version 5.12 of the library did include some minor...
    Date Updated: 12/20/2011
  18. I am connecting my OPC Client to a local OPC Server and I get an error 0x80040202 when running my application as a service.
    When running some OPC application as a windows service DCOM can get involved even though it is a...
    Date Updated: 08/08/2007
  19. OPC Web Client updates items at a different rate than requested
    Explanation: OPCData.NET assures that if the application uses a mix of update rates, that not...
    Date Updated: 08/02/2010
  20. I cant read BOOLEAN values in my webpage
    The problem is most-likely the data-type that is being handed back to you. If your code uses an...
    Date Updated: 02/08/2012
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