Bug 116253 - With MariaDB JDBC connection & Filter property set, an empty Combo Box shows 'NULL' when record inserted
Summary: With MariaDB JDBC connection & Filter property set, an empty Combo Box shows ...
Status: NEW
Alias: None
Product: LibreOffice
Classification: Unclassified
Component: Base (show other bugs)
Version:
(earliest affected)
6.0.1.1 release
Hardware: All All
: medium normal
Assignee: Not Assigned
URL:
Whiteboard:
Keywords:
Depends on:
Blocks: Database-Connectivity
  Show dependency treegraph
 
Reported: 2018-03-07 04:11 UTC by Howard Johnson
Modified: 2023-06-29 18:56 UTC (History)
5 users (show)

See Also:
Crash report or crash signature:


Attachments
screenshot showing issue (8.68 KB, image/png)
2018-03-07 04:16 UTC, Howard Johnson
Details
A simple bug demonstration database; (must connect to included MariaDB tables) (30.78 KB, application/vnd.oasis.opendocument.database)
2018-06-07 18:58 UTC, Howard Johnson
Details
A similar simple database using embedded HSQLDB which does not fail (19.91 KB, application/vnd.oasis.opendocument.database)
2018-06-07 18:59 UTC, Howard Johnson
Details
A new simple bug demonstration database (uses NullBug.sql in MariaDB 10.2.16 w/ mariadb-java-client-2.2.6.jar)) (10.09 KB, application/vnd.oasis.opendocument.database)
2018-07-24 17:12 UTC, Howard Johnson
Details
New NullBug test: SQL to create new test database and table (828 bytes, application/sql)
2018-07-24 17:18 UTC, Howard Johnson
Details
New screenshot (28.98 KB, image/png)
2018-07-24 17:22 UTC, Howard Johnson
Details

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Description Howard Johnson 2018-03-07 04:11:52 UTC

    
Comment 1 Howard Johnson 2018-03-07 04:16:20 UTC
Created attachment 140407 [details]
screenshot showing issue

v5.4 and before doesn't do this.  

It doesn't always happen.  Will add more details as I can get them.


GNU/Linux Debian 9.3

(Also, sorry, but I accidentally hit return after entering the subject line and it submitted the nearly blank bug report w/o these details.  First time that's probably ever happened here.)
Comment 2 Howard Johnson 2018-03-07 04:36:14 UTC
It seems to do this only when connected to MariadDB.  So far I can't get this behavior in HSQLDB 1.8.  (It's hard to tell for 100% sure, but time will tell.)

Also if the field is formatted as currency, (US$), then it inserts a $0.00 in the text box, rather than just leaving it blank (null) as it should do.

It seems to do this only on nullable fields (those that allow a null value).
Comment 3 Alex Thurgood 2018-03-07 09:11:15 UTC
@Howard : please indicate how you are connecting to the MariaDB backend :

- native driver ;
- myODBC ;
- myJDBC ;
- some other JDBC driver

and the corresponding versions of those drivers.

Thanks.


Setting NEEDINFO pending requested information. Please set back to UNCONFIRMED once you have provided this information.
Comment 4 Howard Johnson 2018-06-03 17:10:07 UTC
--------------------------------------------------------------
1) It also does this in LO version 5.4.4.2


--------------------------------------------------------------
2) This bug is in a Table control when you insert a NEW record


--------------------------------------------------------------
3) MySQL fields defined with:

        Allow NULL = true     and 
        Default    = NULL


--------------------------------------------------------------
4) Database connection used:

Menu to: Tools | Options: LibreOffice > Advanced 

  In the 'Options - LibreOffice - Advanced' dialog:
     X Use a Java runtime environment:
        Oracle Corporation v 1.8.0_171

  Then click 'Class Path...'

  In the 'Class Path' dialog:
      Assigned folders and archives:
         mariadb-java-client-1.5.7.jar


Menu to: Edit | Database | Properties... | Additional Settings tab:
   Connection Settings
      Host name:  localhost
      Port number: 3306
      MySQL JDBC driver class:  org.mariadb.jdbc.Driver

   Data Conversion
      Character set:  System


Menu to: Edit | Database | Connection type...
    Database type:  MySQL (JDBC)


Menu to: Edit | Database | Advanced Settings...
    Special settings:
        x  Use keyword AS before table alias names
        x  Ignore the privileges from the database driver
        _  Display version columns (when available)
        _  End text lines with CR+LF
        x  Ignore currency field information
        Comparison of Boolean values:   Default



--------------------------------------------------------------------------------------
5) It only happens if I don't enter a value in a field:

   i)    in a VARCHAR  field it shows 'NULL'                                     (bug)
            (rather than quietly showing nothing which is what I would expect)
         the SQL record gets a (NULL) as verified by HeidiSQL (as expected)

   ii)   in a DATETIME field it shows '1/1/13'                                   (bug)
            (rather than quietly showing nothing which is what I would expect)
         the SQL record gets a (NULL) as verified by HeidiSQL (as expected)

   iii)  in a DECIMAL  field it shows '$0.00'  (when formatted to USD)           (bug)
            (rather than quietly showing nothing which is what I would expect)
         the SQL record gets a (NULL) as verified by HeidiSQL (as expected)


   iv)   in a INTEGER   field it shows nothing  (when looked up with a listbox)  (ok)
         the SQL record gets a (NULL) as verified by HeidiSQL (as expected)

   v)    in a TINYINT  fields it shows nothing  (as expected)                    (ok)
         the SQL record gets a 0      as verified by HeidiSQL                    (bug)
             (rather than getting (NULL) which is what I would expect) 

         This happens both if settings are:

                 Input required: Yes
                       Tristate: Yes

               or are:

                 Input required: No
                       Tristate: No


--------------------------------------------------------------
6) This occurs if you set at least one field in the new record, 
   and then either hit up-arrow,  down-arrow or enter to insert
   the new record.


--------------------------------------------------------------
7) A secondary bug then occurs if you had hit up-arrow.
   If you then down arrow back into the newly created record,
   and especially into a VARCHAR field, the 'NULL' remains
   from before and now acts like it's actual text data!


==============================================================
Partial workarounds:
   First, except for TINYINT's and for with #7 above, the data actually 
   in the SQL is correct.  For #7 delete the 'NULL' text and you're ok.
   Clicking the refresh icon ('Refreshes the display data.') seems to 
   repaint the screen correctly.  (Simply scrolling up and down doesn't fix it.)
Comment 5 Howard Johnson 2018-06-03 17:24:34 UTC
If you set a VARCHAR field's Default to: xx  (rather than Null),
then what actually gets displayed after record insertion is: 'xx' (with the quotes)   (another bug)

Expected result:  the single quotes should not be displayed.

Fortunately, what actually gets inserted into the data base is just xx without the single quotes.
Comment 6 Xisco Faulí 2018-06-04 09:21:25 UTC
Please attach a sample document, as this makes it easier for us to verify the bug. 
(Please note that the attachment will be public, remove any sensitive information before attaching it. 
See https://wiki.documentfoundation.org/QA/FAQ#How_can_I_eliminate_confidential_data_from_a_sample_document.3F for help on how to do so.)
Comment 7 Howard Johnson 2018-06-06 15:10:32 UTC
@ Xisco Faulí,

1) Using HeidiSQL I first made a copy of my underlying MySQL database (using an an sql dump),

2) then manually edited the dump to change the reload target name, and 

3) then reloaded the database/tables to the newly named database, and then

4) also copied the broken LO .odb to a new file, and then

5) in LO pointed this new .odb to the new database from step 3, (by changing the database it was defaulting to, and also editing a whole bunch of SQL in queries and forms in it),

and the problem went away.  (Yes the bug went away).


So then 

6) I took another copy of the new working .odb, and 

7) again re-pointed it back to the old MySQL database and tables, 

and it also works properly.


So it appears to me that somehow my original .odb got corrupted.  And then somehow strangely by just copying it and re-pointing it to a new copy of the database this fixed it.


Baffled, but pleased that the bug is gone, at least for now.


Thanks for looking at this.

I marked this as RESOLVED, but not sure what you want with it, i.e. FIXED?

- H
Comment 8 Xisco Faulí 2018-06-07 08:23:00 UTC
let's mark this as RESOLVED WORKSFORME as the commit fixing this issue hasn't been identified.
Comment 9 Howard Johnson 2018-06-07 18:52:33 UTC
STEPS TO RECREATE THIS BUG:

1) Load the SQL (please cut and paste from bottom of this description) into a MariaDB database.  This creates a simple database called 'journal' with two tables.

2) Open 'NULL bug - mariadb.odb' (attached).  

3) Right click on one of the tables and set the database properties so you can connect to, and then view the tables.  

I use the following setup but yours may vary:

  ---------------------------------------------------------
  Advanced Properties tab:
    General
        Name of the MySQL database:   journal

    User Authentication
        User name: _____________
        x Password required
  ---------------------------------------------------------
  Additional Settings tab:
      Host name: localhost
      Port number: 3306
      MySQL JDBC driver class: org.mariadb.jdbc.Driver

  Data Conversion
      Character set:   System
  ---------------------------------------------------------


4) In Forms, open the form named 'JOURNAL'.  

5) In the Table Control, in the white space under 'Debit' enter any number and then save the record (either by clicking down arrow, Return-Return (twice), or the save icon).


BUGGY RESULT: 'NULL' appears just to the right of the number you just entered, (same line but under the 'To (in Combo Box)' column header).

Expected result: This box should have remained empty, as nothing was entered in it.

Notes:

* Embedded HSQLDB 1.8 doesn't fail this way.  Test with 'NULL bug - hsqldb.odb' (also attached).

* Setting the Filter property seems to make this bug become visible.  If you edit the 'JOURNAL' form and open the Form Navigator, then right click on 'Main', and open properties, and then select the Data tab, you'll notice that the Filter property is set to '( `journal`.`Account ID` = 11 )' which is used to provide a sub-set of the table to edit.  



=============================================================================
=== Cut and use this SQL below to create your MariaDB test database =========
=============================================================================

-- --------------------------------------------------------
-- Host:                         127.0.0.1
-- Server version:               10.2.15-MariaDB-10.2.15+maria~stretch-log - mariadb.org binary distribution
-- Server OS:                    debian-linux-gnu
-- HeidiSQL Version:             9.5.0.5196
-- --------------------------------------------------------

/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET NAMES utf8 */;
/*!50503 SET NAMES utf8mb4 */;
/*!40014 SET @OLD_FOREIGN_KEY_CHECKS=@@FOREIGN_KEY_CHECKS, FOREIGN_KEY_CHECKS=0 */;
/*!40101 SET @OLD_SQL_MODE=@@SQL_MODE, SQL_MODE='NO_AUTO_VALUE_ON_ZERO' */;


-- Dumping database structure for journal
CREATE DATABASE IF NOT EXISTS `journal` /*!40100 DEFAULT CHARACTER SET utf8 */;
USE `journal`;

-- Dumping structure for table journal.journal
CREATE TABLE IF NOT EXISTS `journal` (
  `Journal ID` int(11) NOT NULL AUTO_INCREMENT,
  `Account ID` int(11) DEFAULT NULL COMMENT 'Financial account',
  `Debit` decimal(19,2) DEFAULT NULL,
  `To` varchar(50) DEFAULT NULL COMMENT 'For debits who the money goes to.  For credits who the money goes from.',
  PRIMARY KEY (`Journal ID`),
  KEY `Account ID` (`Account ID`),
  KEY `To` (`To`)
) ENGINE=InnoDB AUTO_INCREMENT=22364 DEFAULT CHARSET=utf8;

-- Dumping data for table journal.journal: ~10 rows (approximately)
/*!40000 ALTER TABLE `journal` DISABLE KEYS */;
/*!40000 ALTER TABLE `journal` ENABLE KEYS */;

-- Dumping structure for table journal.tos
CREATE TABLE IF NOT EXISTS `tos` (
  `To ID` int(11) NOT NULL AUTO_INCREMENT,
  `To` varchar(50) NOT NULL,
  PRIMARY KEY (`To`),
  KEY `To ID` (`To ID`)
) ENGINE=InnoDB AUTO_INCREMENT=715 DEFAULT CHARSET=utf8;

-- Dumping data for table journal.tos: ~2 rows (approximately)
/*!40000 ALTER TABLE `tos` DISABLE KEYS */;
/*!40000 ALTER TABLE `tos` ENABLE KEYS */;

/*!40101 SET SQL_MODE=IFNULL(@OLD_SQL_MODE, '') */;
/*!40014 SET FOREIGN_KEY_CHECKS=IF(@OLD_FOREIGN_KEY_CHECKS IS NULL, 1, @OLD_FOREIGN_KEY_CHECKS) */;
/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
Comment 10 Howard Johnson 2018-06-07 18:58:26 UTC
Created attachment 142595 [details]
A simple bug demonstration database; (must connect to included MariaDB tables)
Comment 11 Howard Johnson 2018-06-07 18:59:12 UTC
Created attachment 142596 [details]
A similar simple database using embedded HSQLDB which does not fail
Comment 12 Howard Johnson 2018-06-07 19:02:38 UTC
@ Xisco Faulí, The bug reappeared, and so I dug back in to it, and have now provided you with the example you previously requested.  Thanks for the help w/ this.
Comment 13 Xisco Faulí 2018-06-08 10:13:14 UTC
(In reply to Howard Johnson from comment #12)
> @ Xisco Faulí, The bug reappeared, and so I dug back in to it, and have now
> provided you with the example you previously requested.  Thanks for the help
> w/ this.

Hi Howard Johnson,
Thanks for retesting it...
Since no one has confirmed it so far, let put it back to UNCONFIRMED until someone confirms it.
Comment 14 Alex Thurgood 2018-06-22 06:39:08 UTC
No repro for me with:

Version: 6.2.0.0.alpha0+
Build ID: 28653d4addd19397200cf880a2e109bedd081fb7
CPU threads: 4; OS: Mac OS X 10.13.5; UI render: default; 
Locale: fr-FR (fr_FR.UTF-8); Calc: group threaded

and using mysql server / mysql connector JDBC 5.1.43

Could be a bug with the mariadb server / JDBC connector ? Wouldn't be the first time that this kind of bug had occurred (we had previous past bug reports directed only against mariadb / odbc / native connectors).
Comment 15 Alex Thurgood 2018-06-22 06:42:47 UTC
Per your instructions in comment 9 :

"Expected result: This box should have remained empty, as nothing was entered in it."

This is precisely what I get, a default blank entry in the To combobox, with a blank dropdown list if I click on the dropdown list arrow.
Comment 16 Alex Thurgood 2018-06-22 06:52:59 UTC
So, for my next test, I changed the connector driver from mysql to mariadb JDBC connector 2.2.5. Still no repro.

So apparently not a connector driver problem, at least in combination with a mysql server.

Unfortunately, I can't test against a mariadb server on Mac as they are not readily available without polluting one's OS env with homebrew...
Comment 17 Howard Johnson 2018-07-24 17:12:36 UTC
Created attachment 143733 [details]
A new simple bug demonstration database (uses NullBug.sql in MariaDB 10.2.16 w/ mariadb-java-client-2.2.6.jar))
Comment 18 Howard Johnson 2018-07-24 17:18:34 UTC
Created attachment 143735 [details]
New NullBug test: SQL to create new test database and table

Overview of basic things necessary to demonstrate this bug:

1) MySQL data connection, via MariaDB (Not Oracle's MySQL).  (HSQLDB seems to be immune from this.)

2) A table control.

3) The table control's Form properties, Data tab, 'Filter' set, 
      e.g. (`Value` = 1)


============================================================
Steps to reproduce this bug:

1) Create a test database and table in a MariaDB 10.2 server using the following SQL:

-----------------------------------------------------
DROP DATABASE IF EXISTS `NullBug`;
CREATE DATABASE IF NOT EXISTS `NullBug`;
USE `NullBug`;

DROP TABLE IF EXISTS `NullBug`;
CREATE TABLE IF NOT EXISTS `NullBug` (
  `ID` int(11) NOT NULL AUTO_INCREMENT,
  `Value` int(11) DEFAULT NULL,
  `Text` varchar(50) DEFAULT NULL,
  PRIMARY KEY (`ID`),
  KEY `Account ID` (`Value`),
  KEY `To` (`Text`)
) ENGINE=InnoDB AUTO_INCREMENT=2 DEFAULT CHARSET=utf8;
-----------------------------------------------------


2) Download and run the NullBug.odb.

3) Open the form.

4) Under 'Value' enter the number 5 and then hit the down arrow (to insert the record).


Expected result:  the box under 'Text' should remain empty.

Buggy result:  the box under 'Text' gets the text 'NULL' entered in it.
Comment 19 Howard Johnson 2018-07-24 17:22:48 UTC
Created attachment 143736 [details]
New screenshot

Enter 5 under Value.  Then hit DOWN ARROW.  Then 'NULL' appears under Text, but it should not appear.  Rather the box under Text should remain blank.
Comment 20 Howard Johnson 2018-07-24 17:26:45 UTC
I'm running:

  a) Debain 9.5 (x86-64) / Linux 4.9.0-7-amd64


  b) $ mysql --version
     mysql  Ver 15.1 Distrib 10.2.16-MariaDB, for debian-linux-gnu (x86_64) using readline 5.2


  c) Connector upgraded to: /usr/share/java/mariadb-java-client-2.2.6.jar

     Then installed in LO with:
       Menu> Tools> Option> 
         LibreOffice> Advanced> Java Options> Class Path...> 
           Assigned folders and archives:
	       /usr/share/java/mariadb-java-client-2.2.6.jar
Comment 21 Alex Thurgood 2018-08-06 11:03:31 UTC
Hmm, no repro either with

Linux Mint 18
Version: 5.1.6.2
Build ID: 1:5.1.6~rc2-0ubuntu1~xenial3
Threads CPU : 4; Version de l'OS :Linux 4.10; UI Render : par défaut; 
Locale : fr-FR (fr_FR.UTF-8); Calc: group

mariadb server : 10.0.34-MariaDB-0ubuntu0.16.04.1 Ubuntu 16.04
mariadb jdbc connector : mariadb-java-clinet-2.2.6.jar
Comment 22 Alex Thurgood 2018-08-06 11:17:25 UTC
No repro either with:

LibreOffice Snap
Version: 6.0.6.2
Build ID: libreoffice-6.0.6.2-snap1
Threads CPU : 4; OS : Linux 4.10; UI Render : par défaut; VCL: gtk3; 
Locale : fr-FR (fr_FR.UTF-8); Calc: group

mariadb server : 10.0.34-MariaDB-0ubuntu0.16.04.1 Ubuntu 16.04
mariadb jdbc connector : mariadb-java-clinet-2.2.6.jar
Comment 23 Howard Johnson 2018-08-06 20:58:00 UTC
Thanks.  I'll see if I can find some other machines to test it on.  ... And perhaps I should try to do a fresh install and try it, but that is involved.  Thanks again.
Comment 24 ribotb 2018-10-03 16:08:51 UTC
I created the database "journal" with DDL of comment#9/

I created a database .odb and connect it to "journal" using MariaDB Connector/J.
In Edit > Database > Connection Type :
    Database type:  MySQL (JDBC)
    Connection Settings
         Host name:  localhost
         Port number: 3306
         MySQL JDBC driver class:  org.mariadb.jdbc.Driver 

I created a form with a control 'Table control' associated to the table "journal.journal". I defined a combo box on the column "To" to display the content of the table "journal.tos" (List content type : Sql and List Content : SELECT `To` FROM `journal`.`tos` `tos`) and select an item.

With the form I inserted new records in the table "journal.journal".
I don't notice problem with the field "To" in the form : no "NULL" displayed in the field even with an empty list in the combo box (table "journal.tos" empty).

Maybe I didn't understand the problem :-) but I didn't notice anything abnormal with an empty combo box associated with a field where"NULL" is allowed.

Tested with :
- Win10(x64),
- LibreOffice 5.4.7 and LibreOffice 6.1.0,
- MariaDB 5.5.61,
- mariadb-java-client-2.3.0.jar,
- Java 1.8.0_181.

Bernard
Comment 25 Julien Nabet 2019-03-17 09:41:49 UTC
On pc Debian x86-64 with MariaDB 10.3.13 + Mariadb Connector jdbc 2.4.0, I could reproduce behavior from comment 18.
Indeed, I had "NULL" displayed.
Comment 26 Howard Johnson 2019-03-17 19:58:07 UTC
Thank Julian.  This is wonderful news!  

It definitely has something to do with the form filtering.  Get rid of form filtering and the problem goes away.

---

I wish I could help more.  Best I can do right now is to offer my updated and expanded system specs:

a) OS
   # lsb_release -a
   No LSB modules are available.
   Description:	Debian GNU/Linux 9.8 (stretch)


b) KERNEL
   # uname -a
   Linux <hostname> 4.9.0-8-amd64 #1 SMP Debian 4.9.144-3.1 (2019-02-19) x86_64 GNU/Linux


c) GCC
   # cat /proc/version
   Linux version 4.9.0-8-amd64 (debian-kernel@lists.debian.org) (gcc version 6.3.0 20170516 (Debian 6.3.0-18+deb9u1) ) #1 SMP Debian 4.9.144-3.1 (2019-02-19)


d) DATABASE
   $ mysql --version
   mysql  Ver 15.1 Distrib 10.2.16-MariaDB, for debian-linux-gnu (x86_64) using readline 5.2


e) CONNECTOR
   # ls -l /usr/share/java/mariadb-java-client-2.2.6.jar 
lrwxrwxrwx 1 root root 77 Mar  9 16:54 /usr/share/java/mariadb-java-client-2.2.6.jar -> /home/howard/Lang/java/mariadb/ConnectorJ/2.2.6/mariadb-java-client-2.2.6.jar

   Installed in LO with:
     Menu> Tools> Option> 
       LibreOffice> Advanced> Java Options> Class Path...> 
         Assigned folders and archives:
          /usr/share/java/mariadb-java-client-2.2.6.jar


f) JAVA
   $ java -version
   openjdk version "1.8.0_181"
   OpenJDK Runtime Environment (build 1.8.0_181-8u181-b13-2~deb9u1-b13)
   OpenJDK 64-Bit Server VM (build 25.181-b13, mixed mode)


g) CPU
   # lscpu
   Architecture:          x86_64
   CPU op-mode(s):        32-bit, 64-bit
   Byte Order:            Little Endian
   CPU(s):                2
   On-line CPU(s) list:   0,1
   Thread(s) per core:    1
   Core(s) per socket:    2
   Socket(s):             1
   NUMA node(s):          1
   Vendor ID:             GenuineIntel
   CPU family:            6
   Model:                 23
   Model name:            Intel(R) Core(TM)2 Duo CPU     P8800  @ 2.66GHz
   Stepping:              10
   CPU MHz:               800.000
   CPU max MHz:           2667.0000
   CPU min MHz:           800.0000
   BogoMIPS:              5319.96
   Virtualization:        VT-x
   L1d cache:             32K
   L1i cache:             32K
   L2 cache:              3072K
   NUMA node0 CPU(s):     0,1
   Flags:                 fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx lm constant_tsc arch_perfmon pebs bts rep_good nopl aperfmperf pni dtes64 monitor ds_cpl vmx smx est tm2 ssse3 cx16 xtpr pdcm sse4_1 xsave lahf_lm kaiser tpr_shadow vnmi flexpriority dtherm ida
Comment 27 QA Administrators 2021-03-17 04:20:19 UTC
Dear Howard Johnson,

To make sure we're focusing on the bugs that affect our users today, LibreOffice QA is asking bug reporters and confirmers to retest open, confirmed bugs which have not been touched for over a year.

There have been thousands of bug fixes and commits since anyone checked on this bug report. During that time, it's possible that the bug has been fixed, or the details of the problem have changed. We'd really appreciate your help in getting confirmation that the bug is still present.

If you have time, please do the following:

Test to see if the bug is still present with the latest version of LibreOffice from https://www.libreoffice.org/download/

If the bug is present, please leave a comment that includes the information from Help - About LibreOffice.
 
If the bug is NOT present, please set the bug's Status field to RESOLVED-WORKSFORME and leave a comment that includes the information from Help - About LibreOffice.

Please DO NOT

Update the version field
Reply via email (please reply directly on the bug tracker)
Set the bug's Status field to RESOLVED - FIXED (this status has a particular meaning that is not 
appropriate in this case)


If you want to do more to help you can test to see if your issue is a REGRESSION. To do so:
1. Download and install oldest version of LibreOffice (usually 3.3 unless your bug pertains to a feature added after 3.3) from https://downloadarchive.documentfoundation.org/libreoffice/old/

2. Test your bug
3. Leave a comment with your results.
4a. If the bug was present with 3.3 - set version to 'inherited from OOo';
4b. If the bug was not present in 3.3 - add 'regression' to keyword


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