firebird-support

Contact owners and managers

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This group is for discussion about developing for and using Firebird, and for helping each other with questions about Firebird.

You can also subscribe by sending a message to firebird-support+subscribe@googlegroups.com

Questions about snapshot and beta versions of Firebird are off-topic and should be posted to the firebird-devel mailing list.

New Members: New members are moderated to prevent spam. Please be patient after posting, your message may not show up right away.

Further information can be found here:

Website: https://firebirdsql.org/

Documentation: https://firebirdsql.org/en/firebird-rdbms/

Issue Tracker: https://github.com/FirebirdSQL/firebird/issues

0 selected

Doug Chamberlin, … Arno Brinkman5

5/4/20

Announcement

Please give yourself a proper name in this group!

Only when accepted you can edit your display name

unread,

Announcement

Please give yourself a proper name in this group!

Only when accepted you can edit your display name

5/4/20

Ertan Küçükoglu, … Mark Rotteveel13

4:46 AM

Encrypting a database being backed up using nbackup

'Mark Rotteveel' via firebird-support <firebird...@googlegroups.com>, 16 Ara 2025

unread,

Encrypting a database being backed up using nbackup

'Mark Rotteveel' via firebird-support <firebird...@googlegroups.com>, 16 Ara 2025

4:46 AM

Dany40, … Mark Rotteveel3

Dec 12

LockHashSlots and LockMemSize

On 12/12/2025 17:30, Dany40 wrote: > Hello! > > Is there any logic to set this parameters?

unread,

LockHashSlots and LockMemSize

On 12/12/2025 17:30, Dany40 wrote: > Hello! > > Is there any logic to set this parameters?

Dec 12

Dany40, … Vlad Khorsun18

Dec 12

Fatal lock manager error: Process disappeared in LockManager::acquire_shmem, errno: 0

Yes, thank you. El jueves, 11 de diciembre de 2025 a las 16:23:45 UTC-3, fbv...@gmail.com escribió:

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Fatal lock manager error: Process disappeared in LockManager::acquire_shmem, errno: 0

Yes, thank you. El jueves, 11 de diciembre de 2025 a las 16:23:45 UTC-3, fbv...@gmail.com escribió:

Dec 12

Dany40, … Vlad Khorsun5

Dec 12

Error in journal thread Journal .... truncate failed (error 1224)

Thank you Vlad, in my case I use only SuperServer. El jueves, 11 de diciembre de 2025 a las 16:25:02

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Error in journal thread Journal .... truncate failed (error 1224)

Thank you Vlad, in my case I use only SuperServer. El jueves, 11 de diciembre de 2025 a las 16:25:02

Dec 12

Tomasz Dubiel, … Mark Rotteveel3

Dec 10

32kb pagesize

On 10/12/2025 09:57, Tomasz Dubiel wrote: > Hello. > When migrating from Firebird 3 to 5, how

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32kb pagesize

On 10/12/2025 09:57, Tomasz Dubiel wrote: > Hello. > When migrating from Firebird 3 to 5, how

Dec 10

Ertan Küçükoglu, Mark Rotteveel2

Dec 8

BLR error

On 06/12/2025 07:05, Ertan Küçükoglu wrote: > I am getting a BLR error for a specific SQL on WI-V2

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BLR error

On 06/12/2025 07:05, Ertan Küçükoglu wrote: > I am getting a BLR error for a specific SQL on WI-V2

Dec 8

Marcin Bury, … Tim Crawford5

Dec 5

Foreign key confusion

Just came across same issue (Firebird 3) Did a backup and restored then it worked so upvote that

unread,

Foreign key confusion

Just came across same issue (Firebird 3) Did a backup and restored then it worked so upvote that

Dec 5

Olivier Mercier, Vlad Khorsun3

Dec 4

lock manager error

Thanks Vlad, Version is FB 3.0.13 Thanks for the suggestion of Antivirus ! I will investigate in this

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lock manager error

Thanks Vlad, Version is FB 3.0.13 Thanks for the suggestion of Antivirus ! I will investigate in this

Dec 4

gkvi...@gmail.com, … Dany408

Nov 28

Speed FB5 after MS-Server migration to 2025

Hello; I am reporting exactly the same thing on this thread: gbak under Win2012 vs Win2019 In my case

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Speed FB5 after MS-Server migration to 2025

Hello; I am reporting exactly the same thing on this thread: gbak under Win2012 vs Win2019 In my case

Nov 28

Tomasz Tyrakowski, Marsupilami795

Nov 25

Firebird embedded on Android

On 25.11.2025 at 13:37, 'Marsupilami79' via firebird-support wrote: > some time ago I got

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Firebird embedded on Android

On 25.11.2025 at 13:37, 'Marsupilami79' via firebird-support wrote: > some time ago I got

Nov 25

Alejandro Jourdan, Dimitry Sibiryakov3

Nov 23

Firebird 5 database synchronous replication problem

Thanks Dimitri, I'll check it out. El sábado, 22 de noviembre de 2025 a la(s) 2:09:50 pm UTC-6,

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Firebird 5 database synchronous replication problem

Thanks Dimitri, I'll check it out. El sábado, 22 de noviembre de 2025 a la(s) 2:09:50 pm UTC-6,

Nov 23

Dany40, … Mark Rotteveel25

Nov 20

gbak under Win2012 vs Win2019

/// So, you measured sequential IO by big blocks, now time to measure random IO with small blocks (

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gbak under Win2012 vs Win2019

/// So, you measured sequential IO by big blocks, now time to measure random IO with small blocks (

Nov 20

Maurizio Alfani, … Mark Rotteveel5

Nov 18

execute statement on external database on Dbeaver

Hi Mark. Thanks a lot for your time. Best regards, Maurizio Il giorno martedì 18 novembre 2025 alle

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execute statement on external database on Dbeaver

Hi Mark. Thanks a lot for your time. Best regards, Maurizio Il giorno martedì 18 novembre 2025 alle

Nov 18

Dany40, … Vlad Khorsun4

Nov 17

replication error not reported on the replication.log

Using Firebird 5.0.3 64 bit I found this case today (same in 3 diferent database and machine). It

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replication error not reported on the replication.log

Using Firebird 5.0.3 64 bit I found this case today (same in 3 diferent database and machine). It

Nov 17

Ernesto Alconada, … Vlad Khorsun13

Nov 17

Issue with Setting Temporary Directory for Firebird 5 on Linux

I'm trying to configure the temporary directory system-wide for Firebird so that all services use

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Issue with Setting Temporary Directory for Firebird 5 on Linux

I'm trying to configure the temporary directory system-wide for Firebird so that all services use

Nov 17

Aldo Caruso, Dimitry Sibiryakov5

Nov 6

shutdown before restore

Dimitry, Thanks for your answer. I'm still using Firebird 3.0, but I agree that I should use

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shutdown before restore

Dimitry, Thanks for your answer. I'm still using Firebird 3.0, but I agree that I should use

Nov 6

Biju George, … Mark Rotteveel7

Nov 6

Unique Constraint Errors After Upgrade to Firebird 5

We've now resolved the issue. The root cause turned out to be related to our data access

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Unique Constraint Errors After Upgrade to Firebird 5

We've now resolved the issue. The root cause turned out to be related to our data access

Nov 6

József

Nov 5

Strange behaviour of Firebird 3.0.13 installer (silent install)

Hi, I have an InnoSetup installer that is automatically installing Firebird 3.0.13 on the user's

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Strange behaviour of Firebird 3.0.13 installer (silent install)

Hi, I have an InnoSetup installer that is automatically installing Firebird 3.0.13 on the user's

Nov 5

Alexander Skara, … Dmitry Yemanov5

Nov 3

Getting the exception message in when... section (there is gdscode context variable, but no other variable)

Yes, thx. That would solve. But I am stuck with Firebird 2.1. So - I am thinking about solution:

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Getting the exception message in when... section (there is gdscode context variable, but no other variable)

Yes, thx. That would solve. But I am stuck with Firebird 2.1. So - I am thinking about solution:

Nov 3

A. Casati, … Attila Molnár5

Nov 3

FB2.5/FB5 different behaviour in stored procedure and left join

Try to turn off OuterJoinConversionn firebird.conf On Wednesday, 29 October 2025 at 08:54:05 UTC+1

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FB2.5/FB5 different behaviour in stored procedure and left join

Try to turn off OuterJoinConversionn firebird.conf On Wednesday, 29 October 2025 at 08:54:05 UTC+1

Nov 3

Stephen Boyd, … Mathias Pannier (unitel)6

Nov 3

IBObjects and Delphi 13

Hi, I moved from IBX and FIBplus to FireDAC a few years ago. And it depends on how Your application

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IBObjects and Delphi 13

Hi, I moved from IBX and FIBplus to FireDAC a few years ago. And it depends on how Your application

Nov 3

Tomasz Dubiel, Dimitry Sibiryakov3

Oct 29

Shutdown database through Servicemgr

Thank you. It worked. Best regards, wtorek, 28 października 2025 o 14:01:23 UTC+1 sd napisał(a):

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Shutdown database through Servicemgr

Thank you. It worked. Best regards, wtorek, 28 października 2025 o 14:01:23 UTC+1 sd napisał(a):

Oct 29

Aldo Caruso, Mathias Pannier (unitel)2

Oct 29

CPU resources

Hello, which web server do You use? In MS IIS you can limit CPU in application pool. You can

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CPU resources

Hello, which web server do You use? In MS IIS you can limit CPU in application pool. You can

Oct 29

P. Harwich, … Pete vanEsselstyn5

Oct 18

Old Firebird 1.5 DB Publisher Closed

The program is Anteq Mall Manager originally developed by Akalfon Enterprises and closed their doors

unread,

Old Firebird 1.5 DB Publisher Closed

The program is Anteq Mall Manager originally developed by Akalfon Enterprises and closed their doors

Oct 18

Marcel Zawadzki, Alexey Kovyazin6

Oct 16

I/O error during "unlink" operation for file

Hello, In case if VM, thsi error can be due to operations like VM resize, suspend, etc. Monitor logs.

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I/O error during "unlink" operation for file

Hello, In case if VM, thsi error can be due to operations like VM resize, suspend, etc. Monitor logs.

Oct 16

Tommi Prami, Dimitry Sibiryakov2

Oct 14

Algorithm to make tree of DB tables that can be processed in parallel [DISCUSSION]

Tommi Prami wrote 14.10.2025 8:46: > With foreign keys and all, you could basically build a tree

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Algorithm to make tree of DB tables that can be processed in parallel [DISCUSSION]

Tommi Prami wrote 14.10.2025 8:46: > With foreign keys and all, you could basically build a tree

Oct 14

Ashley Labuschagne, … Mark Rotteveel7

Oct 11

Re: [firebird-support] Crash firebird 3.013 STACK_OVERFLOW engine12.dll

On 11/10/2025 14:01, 'Toli Eshe-Budet' via firebird-support wrote: Friends, thank you! We

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Re: [firebird-support] Crash firebird 3.013 STACK_OVERFLOW engine12.dll

On 11/10/2025 14:01, 'Toli Eshe-Budet' via firebird-support wrote: Friends, thank you! We

Oct 11

Michel Le Clézio, … Mark Rotteveel6

Oct 8

Returning in sql

Hello ! big thank you for your responses. I've notice that, Returning is possible in the

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Returning in sql

Hello ! big thank you for your responses. I've notice that, Returning is possible in the

Oct 8

Toli Eshe-Budet, Mark Rotteveel2

Oct 8

Crash firebird server 3.0.13.33818 STACK_OVERFLOW engine12.dll

Please don't repost. On 08/10/2025 10:26, 'Toli Eshe-Budet' via firebird-support wrote:

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Crash firebird server 3.0.13.33818 STACK_OVERFLOW engine12.dll

Please don't repost. On 08/10/2025 10:26, 'Toli Eshe-Budet' via firebird-support wrote:

Oct 8

Tomasz Dubiel, … Mário Reis4

Oct 2

Why is that?

Thanks. czwartek, 2 października 2025 o 01:42:03 UTC+2 mariod...@gmail.com napisał(a): Use Create

unread,

Why is that?

Thanks. czwartek, 2 października 2025 o 01:42:03 UTC+2 mariod...@gmail.com napisał(a): Use Create

Oct 2