20701: Undefined property when import participants - LimeSurvey bugs and feature requests

This issue affects 1 person(s).

ID	Project	Category	View Status	Date Submitted	Last Update
20701	Bug reports	Central participant database	public	2026-09-18 08:11	2026-09-18 08:12

Reporter	DenisChenu	Assigned To
Priority	none	Severity	minor
Status	new	Resolution	open
Product Version	7.0.x

Summary	20701: Undefined property when import participants
Description	When debug is set and try to import mapped attribute in CPDB : receive 500 error La propriété « Participant.map1 » est indéfinie
Steps To Reproduce	Steps to reproduce Create an CPDB attribute MAP1 and MAP2 Create a participant with something in MAP1 Export participant Import particpant Map MAP1 and MAP2 Expected result The participant is imported (or permission issue) Actual result Nothing seems to happen; have an error in the console.
Tags	No tags attached.
Attached Files	error.html (1,802 bytes) <h1>CException</h1> <p>La propriété « Participant.map1 » est indéfinie. (/media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/base/CComponent.php:172)</p><pre>#0 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/db/ar/CActiveRecord.php(162): CComponent->__set() #1 /media/shnoulle/data/www/master/application/controllers/admin/ParticipantsAction.php(1054): CActiveRecord->__set() #2 [internal function]: ParticipantsAction->uploadCSV() #3 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/web/actions/CAction.php(114): ReflectionMethod->invokeArgs() #4 /media/shnoulle/data/www/master/application/core/SurveyCommonAction.php(86): CAction->runWithParamsInternal() #5 /media/shnoulle/data/www/master/application/controllers/admin/ParticipantsAction.php(76): SurveyCommonAction->runWithParams() #6 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/web/CController.php(308): ParticipantsAction->runWithParams() #7 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/web/CController.php(286): CController->runAction() #8 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/web/CController.php(265): CController->runActionWithFilters() #9 /media/shnoulle/data/www/master/application/controllers/AdminController.php(203): CController->run() #10 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/web/CWebApplication.php(282): AdminController->run() #11 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/web/CWebApplication.php(141): CWebApplication->runController() #12 /media/shnoulle/data/www/master/vendor/yiisoft/yii/framework/base/CApplication.php(185): CWebApplication->processRequest() #13 /media/shnoulle/data/www/master/index.php(161): CApplication->run() #14 {main}</pre> error.html (1,802 bytes) Capture d’écran du 2026-09-18 08-02-30.png (287,491 bytes) central_checkImportById.csv (231 bytes) participant_id,firstname,lastname,email,MAP1,MAP2 21b4cc80-ff3c-4b8d-95fd-d79a52dc738d,New Denis,Old5 Chenu,denis22@example.org,Updated,Updated 651907ac-3021-4bd4-83e9-5f6df4936eab,Denis,Chenu,denis@sondages.pro,Updated,Updated central_checkImportById.csv (231 bytes)

Bug heat	2
Complete LimeSurvey version number (& build)	7.1.0 (I check with update in some minute)
I will donate to the project if issue is resolved	No
Story point estimate	0
Browser	not relevant
Database type & version	not relevant
Server OS (if known)	not relevant
Webserver software & version (if known)	not relevant
PHP Version	not relevant

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Date Modified	Username	Field	Change
2026-09-18 08:11	DenisChenu	New Issue
2026-09-18 08:11	DenisChenu	File Added: error.html
2026-09-18 08:11	DenisChenu	File Added: Capture d’écran du 2026-09-18 08-02-30.png
2026-09-18 08:11	DenisChenu	File Added: central_checkImportById.csv
2026-09-18 08:12	DenisChenu	Note Added: 85838
2026-09-18 08:12	DenisChenu	Bug heat	0 => 2

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DenisChenu 2026-09-18 08:12 developer ~85838	Same with 7.1.2 Json 500 error with debug=0