2280580 - Error 8006 with stack trace when dumping master database - SAP ASE

• In the sysdevices system table, the master device and the default tapedump devices have the vdevno value of 0.

1> select name, vdevno from sysdevices
2> go
 name                                                         vdevno
 ------------------------------------------------------------ -----------
 master                                                                 0
 tapedump1                                                          0
 tapedump2                                                          0
 sysprocsdev                                                         1
 test_dat                                                                2
 test_log                                                                3
 temp_dat                                                              4

• In rare circumstance, the sysdevices table has other user devices with the vdevno value of 0 listed before master and tapedump devices.

1> select name, vdevno from sysdevices
2> go
 name                                                         vdevno
 ------------------------------------------------------------ -----------
 fakedev                                                               0
 temp_dat                                                             4
 test_log                                                                3
 test_dat                                                                2
 sysprocsdev                                                         1
 master                                                                 0
 tapedump1                                                          0
 tapedump2                                                          0

• Dumping the master database raises error messages in BOTH ASE and Backup Server.
   
• Error in the ASE errorlog:

Error: 8006, Severity: 20, State: 1
ASE error detected by Backup Server. Refer to the preceding Backup Server message.
************************************
SQL causing error : dump database master to '/myfs/myuser/master.dmp'       
************************************

• A stack trace following Error 8006 may include modules such as:

as_interpret_rpc_return
as_exec_rpc
as_send_db_map
dmpld_send_dbmap
dmpld_send_dbmaps

• Error in the Backup Server log:

Backup Server Internal Error: 4.76.3.2: Device /myfs/myuser/sp136/data/master.dat: 4 is not a legal virtual block number.

• SAP Adaptive Server Enterprise (ASE) 15.7
• SAP Adaptive Server Enterprise (ASE) 16.0

stacktrace, CR793666, CR#793666, 793666 , KBA , BC-SYB-ASE , Sybase ASE Database Platform (non Business Suite) , Bug Filed