PROBLEM: Receiving "Error 1016: The Requested Database Label doesn't exist" when attempting to connect to DSS 5.0 Server from a DSS 7.x Client

The information in this article applies to:

ASNA Visual RPG, Release 4.0 and higher
DataGate for SQL Server for .NET, Release 7.1 and higher
MS SQL Server 2000 and MS SQL Server 2005

SYMPTOMS:

After installing or upgrading the following products:

AVR for .NET 7.1 and higher
AVR 4.1
Monarch
DataGate for SQ Server for .NET 7.x
DataGate Component Suite for .NET 7.x

while AVR 4.0 is installed on the same machine, clients attempting to connect to DSS 5.0 Server may receive the following error:

Error 1016: The Requested Database Label doesn't exits

CAUSE:

The target server does not have a DataGate for SQL for .NET 7.x installed and running.

STATUS:

Current.

RESOLUTION:

Please install DataGate for SQL for .NET 7.x on the target Server.

MORE INFORMATION:

You can not have a 5.0 client (i.e.: adbcom.dll and adbapi.dll) access DSS 7.x Server (Engine); additionally, you can not have a 7.x client (i.e.: adbcom.dll and adbapi.dll) access a DSS 5.0 Server (Engine), i.e. the client and the server have to be at the same release level. Please visit the following link:

HOWTO: AVR 4.x Applications accessing DataGate for SQL Server 7.x

Keywords: SQL, DSS, Deploy, error 1016, label, compatibility, requirements