|
Msg Id
|
Severity
|
Error Message
|
|
20622
|
11
|
Replication database option -sync with backup- cannot be set on the publishing database because the database is in Simple Recovery mode_ |
|
1411
|
16
|
The remote copy of database -_*ls has not had enough log backups applied to roll forward all of its files to a common point in time_ |
|
1475
|
16
|
Database mirroring cannot be enabled because the -_*ls database may have bulk logged changes that have not been backed up_ The last log backup on the principal must be restored on the mirror_ |
|
1478
|
16
|
The mirror database, -_*ls, has insufficient transaction log data to preserve the log backup chain of the principal database_ This may happen if a log backup from the principal database has not been taken or has not been restored on the mirror database_ |
|
1833
|
16
|
File _ls- cannot be reused until after the next BACKUP LOG operation_ |
|
1931
|
16
|
The SQL statement cannot be executed because filegroup __*ls- is offline_ Use the sys_database_files or sys_master_files catalog view to determine the state of the files in this filegroup and then restore the offline file(s) from backup_ |
|
2505
|
16
|
The device __*ls- does not exist_ Use sys_backup_devices to show available devices_ |
|
2515
|
16
|
Page -S_PGID, object ID -d, index ID -d, partition ID -I64d, alloc unit ID -I64d type -_*ls) has been modified but is not marked modified in the differential backup bitmap_ |
|
2516
|
16
|
Repair has invalidated the differential bitmap for database -_*ls_ The differential backup chain is broken_ You must perform a full database backup before you can perform a differential backup_ |
|
2517
|
16
|
Bulk-logging has been turned on for database -_*ls_ To ensure that all data has been secured, run backup log operations again_ |
|
3002
|
16
|
Cannot BACKUP or RESTORE a database snapshot_ |
|
3004
|
16
|
The primary filegroup cannot be backed up as a file backup because the database is using the SIMPLE recovery model_ Consider taking a partial backup by specifying READ_WRITE_FILEGROUPS_ |
|
3006
|
16
|
The differential backup is not allowed because it would be based on more than one base backup_ Multi-based differential backups are not allowed in the simple recovery model, and are never allowed for partial differential backups_ |
|
3007
|
16
|
The backup of the file or filegroup -ls is not permitted because it is not online_ BACKUP can be performed by using the FILEGROUP or FILE clauses to restrict the selection to include only online data_ |
|
3008
|
16
|
The specified device type is not supported for backup mirroring_ |
|
3009
|
16
|
Could not insert a backup or restore history/detail record in the msdb database_ This may indicate a problem with the msdb database_ The backup/restore operation was still successful_ |
|
3010
|
16
|
Invalid backup mirror specification_ All mirrors must have the same number of members_ |
|
3011
|
16
|
All backup devices must be of the same general class (for example, DISK and TAPE)_ |
|
3016
|
16
|
Backup of file _ls- is not permitted because it contains pages subject to an online restore sequence_ Complete the restore sequence before taking the backup, or restrict the backup to exclude this file_ |
|
3021
|
16
|
Cannot perform a backup or restore operation within a transaction_ |
|
3023
|
16
|
Backup and file manipulation operations (such as ALTER DATABASE ADD FILE) on a database must be serialized_ Reissue the statement after the current backup or file manipulation operation is completed_ |
|
3024
|
16
|
You can only perform a full backup of the master database_ Use BACKUP DATABASE to back up the entire master database_ |
|
3033
|
16
|
BACKUP DATABASE cannot be used on a database opened in emergency mode_ |
|
3035
|
16
|
Cannot perform a differential backup for database -ls, because a current database backup does not exist_ Perform a full database backup by reissuing BACKUP DATABASE, omitting the WITH DIFFERENTIAL option_ |
|
3038
|
16
|
The file name -ls is invalid as a backup device name_ Reissue the BACKUP statement with a valid file name_ |
|
3039
|
16
|
Cannot perform a differential backup for file _ls- because a current file backup does not exist_ Reissue BACKUP DATABASE omitting the WITH DIFFERENTIAL option_ |
|
3041
|
16
|
BACKUP failed to complete the command -_*ls_ Check the backup application log for detailed messages_ |
|
3043
|
16
|
BACKUP _ls- detected an error on page (-d:-d) in file _ls-_ |
|
3044
|
16
|
Invalid zero-length device name_ Reissue the BACKUP statement with a valid device name_ |
|
3045
|
16
|
Differential BACKUP or RESTORE is not supported on the FAT file system_ The path -_*ls is not usable_ |
|
3046
|
16
|
Inconsistent metadata has been encountered_ The only possible backup operation is a tail-log backup using the WITH CONTINUE_AFTER_ERROR or NO_TRUNCATE option_ |
|
3047
|
16
|
The BackupDirectory registry key is not configured correctly_ This key should specify the root path where disk backup files are stored when full path names are not provided_ This path is also used to locate restart checkpoint files for RESTORE_ |
|
3048
|
16
|
BACKUP LOG WITH TRUNCATE_ONLY cannot operate on database _ls- because it is configured for database mirroring_ |
|
3049
|
16
|
BACKUP detected corruption in the database log_ Check the errorlog for more information_ |
|
3050
|
16
|
SQL Server could not send the differential information for database file _ls- of database _ls\\-ls- to the backup application because the differential information is too large to fit in memory, and an attempt to use a temporary file has failed_ |
|
3051
|
16
|
BACKUP LOG was unable to maintain mirroring consistency for database _ls-_ Database mirroring has been permanently suspended_ To resume mirroring, the existing mirroring configuration must be dropped and then re-established_ |
|
3054
|
16
|
Differential file backups can include only read-only data for databases using the simple recovery model_ Consider taking a partial backup by specifying READ_WRITE_FILEGROUPS_ |
|
3103
|
16
|
A partial restore sequence cannot be initiated by this command_ To initiate a partial restore sequence, use the WITH PARTIAL clause of the RESTORE statement and provide a backup set which includes a full copy of at least the primary data file_ The WITH PARTIAL clause of the RESTORE statement may not be used for any other purpose_ |
|
3106
|
16
|
The filegroup -ls is ambiguous_ The identity in the backup set does not match the filegroup that is currently defined in the online database_ To force the use of the filegroup in the backup set, take the database offline and then reissue the RESTORE command_ |
|
3107
|
16
|
The file -ls is ambiguous_ The identity in the backup set does not match the file that is currently defined in the online database_ To force the use of the file in the backup set, take the database offline and then reissue the RESTORE command_ |
|
3109
|
16
|
Master can only be restored and fully recovered in a single step using a full database backup_ Options such as NORECOVERY, STANDBY, and STOPAT are not supported_ |
|
3116
|
16
|
The supplied backup is not on the same recovery path as the database, and is ineligible for use for an online file restore_ |
|
3117
|
16
|
The log or differential backup cannot be restored because no files are ready to rollforward_ |
|
3118
|
16
|
The database -ls does not exist_ RESTORE can only create a database when restoring either a full backup or a file backup of the primary file_ |
|
3120
|
16
|
This backup set will not be restored because all data has already been restored to a point beyond the time covered by this backup set_ |
|
3121
|
16
|
The file -ls is on a recovery path that is inconsistent with application of this backup set_ RESTORE cannot continue_ |
|
3123
|
16
|
Invalid database name __*ls- specified for backup or restore operation_ |
|
3125
|
16
|
The database is using the simple recovery model_ The data in the backup it is not consistent with the current state of the database_ Restoring more data is required before recovery is possible_ Either restore a full file backup taken since the data was marked read-only, or restore the most recent base backup for the target data followed by a differential file backup_ |
|
3129
|
16
|
The contents of the file -ls are not consistent with a transition into the restore sequence_ A restore from a backup set may be required_ |
|
3135
|
16
|
The backup set in file _ls- was created by -hs and cannot be used for this restore operation_ |
|
3136
|
16
|
This differential backup cannot be restored because the database has not been restored to the correct earlier state_ |
|
3143
|
16
|
The data set on device _ls- is not a SQL Server backup set_ |
|
3144
|
16
|
File __*ls- was not backed up in file -d on device _ls-_ The file cannot be restored from this backup set_ |
|
3147
|
16
|
Backup and restore operations are not allowed on database tempdb_ |
|
3154
|
16
|
The backup set holds a backup of a database other than the existing _ls- database_ |
|
3155
|
16
|
The RESTORE operation cannot proceed because one or more files have been added or dropped from the database since the backup set was created_ |
|
3159
|
16
|
The tail of the log for the database -ls has not been backed up_ Use BACKUP LOG WITH NORECOVERY to backup the log if it contains work you do not want to lose_ Use the WITH REPLACE or WITH STOPAT clause of the RESTORE statement to just overwrite the contents of the log_ |
|
3168
|
16
|
The backup of the system database on the device -ls cannot be restored because it was created by a different version of the server (-ls) than this server (-ls)_ |
|
3169
|
16
|
The database was backed up on a server running version -ls_ That version is incompatible with this server, which is running version -ls_ Either restore the database on a server that supports the backup, or use a backup that is compatible with this server_ |
|
3173
|
16
|
The STOPAT clause provided with this RESTORE statement indicates that the tail of the log contains changes that must be backed up to reach the target point in time_ The tail of the log for the database -ls has not been backed up_ Use BACKUP LOG WITH NORECOVERY to back up the log, or use the WITH REPLACE clause in your RESTORE statement to overwrite the tail of the log_ |
|
3178
|
16
|
File -ls is not in the correct state to have this differential backup applied to it_ |
|
3180
|
16
|
This backup cannot be restored using WITH STANDBY because a database upgrade is needed_ Reissue the RESTORE without WITH STANDBY_ |
|
3182
|
16
|
The backup set cannot be restored because the database was damaged when the backup occurred_ Salvage attempts may exploit WITH CONTINUE_AFTER_ERROR_ |
|
3183
|
16
|
RESTORE detected an error on page (-d:-d) in database -ls as read from the backup set_ |
|
3185
|
16
|
RESTORE cannot apply this backup set because the database is suspect_ Restore a backup set that repairs the damage_ |
|
3186
|
16
|
The backup set has been damaged_ RESTORE will not attempt to apply this backup set_ |
|
3187
|
16
|
RESTORE WITH CHECKSUM cannot be specified because the backup set does not contain checksum information_ |
|
3189
|
16
|
Damage to the backup set was detected_ |
|
3190
|
16
|
Filegroup _ls- cannot be restored because it does not exist in the backup set_ |
|
3195
|
16
|
Page -S_PGID cannot be restored from this backup set_ RESTORE PAGE can only be used from full backup sets or from the first log or differential backup taken since the file was added to the database_ |
|
3196
|
16
|
RESTORE master WITH SNAPSHOT is not supported_ To restore master from a snapshot backup, stop the service and copy the data and log file_ |
|
3201
|
16
|
Cannot open backup device _ls-_ Operating system error -ls_ |
|
3204
|
16
|
The backup or restore was aborted_ |
|
3205
|
16
|
Too many backup devices specified for backup or restore; only -d are allowed_ |
|
3206
|
16
|
No entry in sysdevices for backup device __*ls-_ Update sysdevices and rerun statement_ |
|
3207
|
16
|
Backup or restore requires at least one backup device_ Rerun your statement specifying a backup device_ |
|
3208
|
16
|
Unexpected end of file while reading beginning of backup set_ Confirm that the media contains a valid SQL Server backup set, and see the console error log for more details_ |
|
3214
|
16
|
Too many backup mirrors are specified_ Only -d are allowed_ |
|
3215
|
16
|
Use WITH FORMAT to create a new mirrored backup set_ |
|
3218
|
16
|
Backup mirroring is not available in this edition of SQL Server_ See Books Online for more details on feature support in different SQL Server editions_ |
|
3227
|
16
|
The backup media on -ls is part of media family -d which has already been processed on -ls_ Ensure that backup devices are correctly specified_ For tape devices, ensure that the correct volumes are loaded_ |
|
3231
|
16
|
The media loaded on -ls is formatted to support -d media families, but -d media families are expected according to the backup device specification_ |
|
3232
|
16
|
The volume mounted on -ls does not have the expected backup set identity_ The volume may be obsolete due to a more recent overwrite of this media family_ In that case, locate the correct volume with sequence number -d of media family -d_ |
|
3239
|
16
|
The backup set on device _ls- uses a feature of the Microsoft Tape Format not supported by SQL Server_ |
|
3240
|
16
|
Backup to mirrored media sets requires all mirrors to append_ Provide all members of the set, or reformat a new media set_ |
|
3242
|
16
|
The file on device _ls- is not a valid Microsoft Tape Format backup set_ |
|
3249
|
16
|
The volume on device _ls- is a continuation volume for the backup set_ Remove it and insert the volume holding the start of the backup set_ |
|
3255
|
16
|
The data set on device _ls- is a SQL Server backup set not compatible with this version of SQL Server_ |
|
3256
|
16
|
The backup set on device _ls- was terminated while it was being created and is incomplete_ RESTORE sequence is terminated abnormally_ |
|
3258
|
16
|
The volume on the device -ls is not part of the media set that is currently being processed_ Ensure that the backup devices are loaded with the correct media_ |
|
3259
|
16
|
The volume on device _ls- is not part of a multiple family media set_ BACKUP WITH FORMAT can be used to form a new media set_ |
|
3265
|
16
|
The login has insufficient authority_ Membership of the sysadmin role is required to use VIRTUAL_DEVICE with BACKUP or RESTORE_ |
|
3266
|
16
|
The backup data at the end of -ls is incorrectly formatted_ Backup sets on the media might be damaged and unusable_ To determine the backup sets on the media, use RESTORE HEADERONLY_ To determine the usability of the backup sets, run RESTORE VERIFYONLY_ If all of the backup sets are incomplete, reformat the media using BACKUP WITH FORMAT, which destroys all the backup sets_ |
|
3268
|
16
|
Cannot use the backup file _ls- because it was originally formatted with sector size -d and is now on a device with sector size -d_ |
|
3273
|
16
|
The BUFFERCOUNT parameter must supply a value that allows at least one buffer per backup device_ |
|
3276
|
16
|
WITH SNAPSHOT can be used only if the backup set was created WITH SNAPSHOT_ |
|
3280
|
16
|
Backups on raw devices are not supported_ _ls- is a raw device_ |
|
4202
|
16
|
BACKUP LOG is not possible because bulk logged changes exist in the database and one or more filegroups are unavailable_ |
|
4208
|
16
|
The statement -hs is not allowed while the recovery model is SIMPLE_ Use BACKUP DATABASE or change the recovery model using ALTER DATABASE_ |
|
4212
|
16
|
Cannot back up the log of the master database_ Use BACKUP DATABASE instead_ |
|
4214
|
16
|
BACKUP LOG cannot be performed because there is no current database backup_ |
|
4218
|
16
|
Bulk-logged operations exist in the database_ Perform a BACKUP LOG_ |
|
4305
|
16
|
The log in this backup set begins at LSN -_*ls, which is too recent to apply to the database_ An earlier log backup that includes LSN -_*ls can be restored_ |
|
4311
|
16
|
RESTORE PAGE is not allowed from backups taken with earlier versions of SQL Server_ |
|
4312
|
16
|
This log cannot be restored because a gap in the log chain was created_ Use more recent data backups to bridge the gap_ |
|
4319
|
16
|
A previous restore operation was interrupted and did not complete processing on file _ls-_ Either restore the backup set that was interrupted or restart the restore sequence_ |
|
4320
|
16
|
The file -ls was not fully restored by a database or file restore_ The entire file must be successfully restored before applying this backup set_ |
|
4326
|
16
|
The log in this backup set terminates at LSN -_*ls, which is too early to apply to the database_ A more recent log backup that includes LSN -_*ls can be restored_ |
|
4327
|
16
|
The log in this backup set contains bulk-logged changes_ Point-in-time recovery was inhibited_ The database has been rolled forward to the end of the log_ |
|
4330
|
16
|
This backup set cannot be applied because it is on a recovery path that is inconsistent with the database_ The recovery path is the sequence of data and log backups that have brought the database to a particular recovery point_ Find a compatible backup to restore, or restore the rest of the database to match a recovery point within this backup set, which will restore the database to a different point in time_ For more information about recovery paths, see SQL Server Books Online_ |
|
4338
|
16
|
The STOPAT clause specifies a point too early to allow this backup set to be restored_ Choose a different stop point or use RESTORE DATABASE WITH RECOVERY to recover at the current point_ |
|
4341
|
16
|
This log backup contains bulk-logged changes_ It cannot be used to stop at an arbitrary point in time_ |
|
4343
|
16
|
The database has been rolled forward to the end of this backup set and beyond the specified point in time_ RESTORE WITH RECOVERY can be used to accept the current recovery point_ |
|
4348
|
16
|
The online restore to database _ls- failed_ It may be appropriate to perform an offline restore instead_ An offline restore is initiated by using BACKUP LOG WITH NORECOVERY_ |
|
4349
|
16
|
The log in this backup set begins at LSN -_*ls, which is too recent to apply to the database_ This restore sequence needs to initialize the log to start at LSN -_*ls_ Reissue the RESTORE LOG statement using an earlier log backup_ |
|
4351
|
16
|
Backups taken on earlier versions of SQL Server are not supported by fn_dump_dblog_ |
|
5173
|
16
|
One or more files do not match the primary file of the database_ If you are attempting to attach a database, retry the operation with the correct files_ If this is an existing database, the file may be corrupted and should be restored from a backup_ |
|
5250
|
16
|
Database error: -ls page -S_PGID for database __*ls- (database ID -d) is invalid_ This error cannot be repaired_ You must restore from backup_ |
|
7694
|
16
|
Failed to pause catalog for backup_ Backup was aborted_ |
|
7695
|
16
|
Operation failed_ Full-text catalog backup in progress_ Retry after backup operation has completed_ |
|
8309
|
16
|
BACKUP LOG WITH TRUNCATE_ONLY or WITH NO_LOG is deprecated_ The simple recovery model should be used to automatically truncate the transaction log_ |
|
8463
|
16
|
Failed to read the message body while marshaling a message_ This message is a symptom of another problem_ Check the SQL Server error log and the Windows event log for additional messages and address the underlying problem_ If the problem persists, the database may be damaged_ To recover the database, restore the database from a clean backup_ If no clean backup is available, consider running DBCC CHECKDB_ Note that DBCC CHECKDB may remove data to repair the database_ |
|
8477
|
16
|
An internal Service Broker error occurred (error = 0x-08x)_ This error indicates a serious problem with SQL Server_ Check the SQL Server error log and the Windows event logs for information pointing to possible hardware problems_ The database may have been damaged_ To recover the database, restore the database from a clean backup_ If no clean backup is available, consider running DBCC CHECKDB_ Note that DBCC CHECKDB may remove data to repair the database_ |
|
8930
|
16
|
Database error: Database -d has inconsistent metadata_ This error cannot be repaired and prevents further DBCC processing_ Please restore from a backup_ |
|
9715
|
16
|
The conversation endpoint with conversation handle _ls- is in an inconsistent state_ Check the SQL Server error logs and the Windows event logs for information on possible hardware problems_ To recover the database, restore the database from a clean backup_ If no clean backup is available, consider running DBCC CHECKDB_ Note that DBCC CHECKDB may remove data_ |
|
14052
|
16
|
The @sync_type parameter value must be automatic, none, replication support only, initialize with backup, or initialize from lsn_ |
|
14418
|
16
|
The specified @backup_file_name was not created from database _s-_ |
|
14419
|
16
|
The specified @backup_file_name is not a database backup_ |
|
14420
|
16
|
The log shipping primary database -s_-s has backup threshold of -d minutes and has not performed a backup log operation for -d minutes_ Check agent log and logshipping monitor information_ |
|
14450
|
16
|
The specified @backup_file_name was not taken from database _s-_ |
|
14451
|
16
|
The specified @backup_file_name is not a database backup_ |
|
15012
|
16
|
The device _s- does not exist_ Use sys_backup_devices to show available devices_ |
|
15044
|
16
|
The type -s is an unknown backup device type_ Use the type disk or tape_ |
|
15061
|
16
|
The add device request was denied_ A physical device named -s already exists_ Only one backup device may refer to any physical device name_ |
|
17208
|
16
|
-s: File _s- has an incorrect size_ It is listed as -d MB, but should be -d MB_ Diagnose and correct disk failures, and restore the database from backup_ |
|
17557
|
16
|
DBCC DBRECOVER failed for database ID -d_ Restore the database from a backup_ |
|
18204
|
16
|
-s: Backup device _s- failed to -s_ Operating system error -s_ |
|
18210
|
16
|
-s: -s failure on backup device _s-_ Operating system error -s_ |
|
18273
|
16
|
Could not clear _s- bitmap in database _s- because of error -d_ As a result, the differential or bulk-logged bitmap overstates the amount of change that will occur with the next differential or log backup_ This discrepancy might slow down later differential or log backup operations and cause the backup sets to be larger than necessary_ Typically, the cause of this error is insufficient resources_ Investigate the failure and resolve the cause_ If the error occurred on a data backup, consider taking a data backup to create a new base for future differential backups_ |
|
18781
|
16
|
The value of the @backupdevicetype parameter must be one of -logical-, -disk-, or -tape-_ |
|
18782
|
16
|
Could not locate backup header information for database _s- in the specified backup device_ |
|
18786
|
16
|
The specified publication does not allow initialize with backup_ |
|
18787
|
16
|
Support for initialize with backup can not be enabled for Snapshot publications_ |
|
18790
|
16
|
Support for initialize with backup can not be enabled for non-SQL Server Publishers_ |
|
18846
|
16
|
Possible inconsistent state in distribution db: dist_backup_lsn {-08lx:-08lx:-04lx}, dist_last_lsn {-08lx:-08lx:-04lx}_ |
|
21333
|
16
|
A generation was expected to be found in -s_dbo_MSmerge_genhistory, but was not there_ If this database is a subscriber, a reinit is recommended_ If it is a publisher, a restore from backup is recommended_ |
|
21397
|
16
|
The transactions required for synchronizing the nosync subscription created from the specified backup are unavailable at the Distributor_ Retry the operation again with a more up-to-date log, differential, or full database backup_ |
|
21407
|
16
|
The entire publication must be subscribed at once when setting up an -initialize with backup- subscription_ |
|
1522
|
20
|
Sort operation failed during an index build_ The overwriting of the allocation page in database __*ls- was prevented by terminating the sort_ Run DBCC CHECKDB to check for allocation and consistency errors_ It may be necessary restore the database from backup_ |
|
7909
|
20
|
The emergency-mode repair failed_You must restore from backup_ |
|
9003
|
20
|
The log scan number -S_LSN passed to log scan in database __*ls- is not valid_ This error may indicate data corruption or that the log file (_ldf) does not match the data file (_mdf)_ If this error occurred during replication, re-create the publication_ Otherwise, restore from backup if the problem results in a failure during startup_ |
|
3301
|
21
|
The transaction log contains a record (logop -d) that is not valid_ The log has been corrupted_ Restore the database from a full backup, or repair the database_ |
|
3313
|
21
|
During redoing of a logged operation in database __*ls-, an error occurred at log record ID -S_LSN_ Typically, the specific failure is previously logged as an error in the Windows Event Log service_ Restore the database from a full backup, or repair the database_ |
|
3314
|
21
|
During undoing of a logged operation in database __*ls-, an error occurred at log record ID -S_LSN_ Typically, the specific failure is logged previously as an error in the Windows Event Log service_ Restore the database or file from a backup, or repair the database_ |
|
3315
|
21
|
During rollback, the following process did not hold an expected lock: process -d with mode -d at level -d for row -S_RID in database __*ls- under transaction -S_XID_ Restore a backup of the database, or repair the database_ |
|
3316
|
21
|
During undo of a logged operation in database __*ls-, an error occurred at log record ID -S_LSN_ The row was not found_ Restore the database from a full backup, or repair the database_ |
|
3417
|
21
|
Cannot recover the master database_ SQL Server is unable to run_ Restore master from a full backup, repair it, or rebuild it_ For more information about how to rebuild the master database, see SQL Server Books Online_ |
|
3431
|
21
|
Could not recover database __*ls- (database ID -d) because of unresolved transaction outcomes_ Microsoft Distributed Transaction Coordinator (MS DTC) transactions were prepared, but MS DTC was unable to determine the resolution_ To resolve, either fix MS DTC, restore from a full backup, or repair the database_ |
|
3443
|
21
|
Database __*ls- (database ID -d) was marked for standby or read-only use, but has been modified_ The RESTORE LOG statement cannot be performed_ Restore the database from a backup_ |
|
3456
|
21
|
Could not redo log record -S_LSN, for transaction ID -S_XID, on page -S_PGID, database __*ls- (database ID -d)_ Page: LSN = -S_LSN, type = -ld_ Log: OpCode = -ld, context -ld, PrevPageLSN: -S_LSN_ Restore from a backup of the database, or repair the database_ |
|
9004
|
21
|
An error occurred while processing the log for database __*ls-_ If possible, restore from backup_ If a backup is not available, it might be necessary to rebuild the log_ |