Hi, i can not assign an existent categorie to an other wich is empty and new i have this error

500 - Une erreur s'est produite
JDatabaseMySQL::query: 1690 - BIGINT UNSIGNED value is out of range in '(`mon-islam-com-2`.`aa_answers_categories`.`nleft` * -(1))' SQL=UPDATE AA_answers_categories SET nleft = nleft * -1, nright = nright * -1 WHERE nleft >= 23 AND nright <= 25

Retour au panneau de contrôle

Call stack
# Function Location
1 JAdministrator->dispatch() C:wampwwwmon-islam-jom-2.8administratorindex.php:46
2 JComponentHelper::renderComponent() C:wampwwwmon-islam-jom-2.8administratorincludesapplication.php:153
3 JComponentHelper::executeComponent() C:wampwwwmon-islam-jom-2.8librariesjoomlaapplicationcomponenthelper.php:351
4 require_once() C:wampwwwmon-islam-jom-2.8librariesjoomlaapplicationcomponenthelper.php:383
5 JController->execute() C:wampwwwmon-islam-jom-2.8administratorcomponentscom_communityanswerscommunityanswers.php:109
6 CommunityAnswersControllerCategories->save() C:wampwwwmon-islam-jom-2.8librariesjoomlaapplicationcomponentcontroller.php:761
7 CommunityAnswersModelCategories->save() C:wampwwwmon-islam-jom-2.8administratorcomponentscom_communityanswerscontrollerscategories.php:101
8 CjNestedTree->move() C:wampwwwmon-islam-jom-2.8administratorcomponentscom_communityanswersmodelscategories.php:126
9 JDatabase->query() C:wampwwwmon-islam-jom-2.8componentscom_cjlibtreenestedtree.php:1223
10 JDatabaseMySQL->execute() C:wampwwwmon-islam-jom-2.8librariesjoomladatabasedatabase.php:1253
11 JError::raiseError() C:wampwwwmon-islam-jom-2.8librariesjoomladatabasedatabasemysql.php:548
12 JError::raise() C:wampwwwmon-islam-jom-2.8librariesjoomlaerrorerror.php:251