Sybase 11.9.x-12.5 Manuale Utente

No driver of the requested protocol class is available.

This message indicates that the entry in the 

interfaces

 file for the requested 

Backup Server is wrong. Refer to the System Administration Guide Supplement 
for your platform to find out the correct interfaces file entries.

Net-lib protocol driver call to connect two endpoints 

failed.

An error occurred while trying to connect to the specified Backup Server. Make 
sure the device name in the interfaces file is correct and that the Adaptive 
Server's network address is correct in the interfaces file.

Following are some Open Server error messages that can appear when you are 
using Backup Server.

Open Server Error: 5704.10.0: Changed client character set 

setting to 'cp850'

Open Server Session Fatal Error: 16227.15.0: Unknown token TDS stream 

received by spid 5

This message can appear if a user, who succeeds in executing a local 

dump 

database

, tries to dump to a remote Backup Server.

Check your default character set. If the default character sets for the remote 
Backup Server and Adaptive Server are different, change the Backup Server's 
default character set, restart the Backup Server, and rerun the 

dump

.