ConnectionWrite (send()) error on VMWare when console is left open

  • Article ID: 60295
  • Rating:
  • 2 customers rated this article 2.5 out of 6
  • Updated: 17 Oct 2014

Issue

When running Enterprise Console on VMWare, if you leave the console open for some time, you may see one of the following errors:

  • information: [DBNETLIB][ConnectionWrite (send()).]General network error. Check your network documentation.
    error code: 0x80004005
    type: Generic (System)
    message: Unspecified error
  • error: [DBNETLIB][ConnectionWrite (send()).]General network error. Check your network documentation.
    error: 0x829D0003 (Unknown error)
    facility: Unknown
    source: struct ISMT_DataServices
    description: [DBNETLIB][ConnectionWrite (send()).]General network error. Check your network documentation.

First seen in
Enterprise Console, version 4.0

What To Do

As described in the following article by Microsoft, this error is generated by the Sync-Flood-Attack protection feature in SQL Server: http://msdn.microsoft.com/en-us/library/aa560429.aspx.

  1. Browse to the following registry key. Ensure that you read the warning about editing the registry before continuing:
    HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\Tcpip\Parameters
  2. Set the SynAttackProtect entry to a DWORD value of 00000000.
  3. Restart the computer that is running SQL Server.

 
If you need more information or guidance, then please contact technical support.

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