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

Dany402

12/26/25

Problem with async replication - 4GB segments

Let me add something: I am doing this kind of replication since 2023; working with Firebird 4 server

unread,

Problem with async replication - 4GB segments

Let me add something: I am doing this kind of replication since 2023; working with Firebird 4 server

12/26/25

Dany40, … Vlad Khorsun23

12/25/25

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

Very sorry to say that you are wrong. This is what you will find in the file you sent by that link:

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

Very sorry to say that you are wrong. This is what you will find in the file you sent by that link:

12/25/25

Dany40, … Vlad Khorsun16

12/18/25

LockHashSlots and LockMemSize

Hi Vlad; When I tried to set up ProcDump, as soon as the servers started to receive significant load

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LockHashSlots and LockMemSize

Hi Vlad; When I tried to set up ProcDump, as soon as the servers started to receive significant load

12/18/25

livius...@poczta.onet.pl

12/17/25

Limit rows with distinct

Hi i am curious if 1. SELECT DISTINCT X.NAME FROM TABLE_X X ROWS 2 is equal to 2. SELECT Y.NAME FROM

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Limit rows with distinct

Hi i am curious if 1. SELECT DISTINCT X.NAME FROM TABLE_X X ROWS 2 is equal to 2. SELECT Y.NAME FROM

12/17/25

Ertan Küçükoglu, … Mark Rotteveel13

12/16/25

Encrypting a database being backed up using nbackup

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

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Encrypting a database being backed up using nbackup

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

12/16/25

Dany40, … Vlad Khorsun5

12/12/25

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

12/12/25

Tomasz Dubiel, … Mark Rotteveel3

12/10/25

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

12/10/25

Ertan Küçükoglu, Mark Rotteveel2

12/8/25

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

12/8/25

Marcin Bury, … Tim Crawford5

12/5/25

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

12/5/25

Olivier Mercier, Vlad Khorsun3

12/4/25

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

12/4/25

gkvi...@gmail.com, … Dany408

11/28/25

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

11/28/25

Tomasz Tyrakowski, Marsupilami795

11/25/25

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

11/25/25

Alejandro Jourdan, Dimitry Sibiryakov3

11/23/25

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,

11/23/25

Dany40, … Mark Rotteveel25

11/20/25

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 (

11/20/25

Maurizio Alfani, … Mark Rotteveel5

11/18/25

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

11/18/25

Dany40, … Vlad Khorsun4

11/17/25

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

11/17/25

Ernesto Alconada, … Vlad Khorsun13

11/17/25

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

11/17/25

Aldo Caruso, Dimitry Sibiryakov5

11/6/25

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

11/6/25

Biju George, … Mark Rotteveel7

11/6/25

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

11/6/25

József

11/5/25

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

11/5/25

Alexander Skara, … Dmitry Yemanov5

11/3/25

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:

11/3/25

A. Casati, … Attila Molnár5

11/3/25

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

11/3/25

Stephen Boyd, … Mathias Pannier (unitel)6

11/3/25

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

11/3/25

Tomasz Dubiel, Dimitry Sibiryakov3

10/29/25

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):

10/29/25

Aldo Caruso, Mathias Pannier (unitel)2

10/29/25

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

10/29/25

P. Harwich, … Pete vanEsselstyn5

10/18/25

Old Firebird 1.5 DB Publisher Closed

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

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Old Firebird 1.5 DB Publisher Closed

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

10/18/25

Marcel Zawadzki, Alexey Kovyazin6

10/16/25

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.

10/16/25

Tommi Prami, Dimitry Sibiryakov2

10/14/25

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

10/14/25

Ashley Labuschagne, … Mark Rotteveel7

10/11/25

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

10/11/25

Michel Le Clézio, … Mark Rotteveel6

10/8/25

Returning in sql

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

unread,

Returning in sql

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

10/8/25