ITEMS - Visibility's problem

Good evening.

I have some PB with my fresh installaltion of projeqtor. I can't see project, task that i've created. I use Postgre Database

In log , i see many lines like this:

] ERROR *****
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] on file '/var/www/html/projeqtor/model/persistence/SqlElement.php' at line (2752)
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] cause = array_key_exists() expects parameter 2 to be array, boolean given
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] Error on SqlElement to get 'objectives' for Class 'Project' : field 'objectives' not found in Database.
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] Exception-[25P02] SQLSTATE[25P02]: In failed sql transaction: 7 ERROR: current transaction is aborted, commands ignored until end of transaction block
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] For query : select id from planningelement where refId =15 and refType ='Project'
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] Strack trace :
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] #0 Sql->query called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:2817]
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] #1 SqlElement->getDependantSqlElement called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:2743]
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] #2 SqlElement->getSqlElement called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:573]
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] #3 SqlElement->__construct called at [/var/www/html/projeqtor/model/ProjectMain.php:168]
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] #4 ProjectMain->__construct called at [/var/www/html/projeqtor/model/Project.php:39]
2018-03-01 17:43:50.769 ***** ERROR ***** [V6.5.4] #5 Project->__construct called at [/var/www/html/projeqtor/model/KpiValue.php:95]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #6 KpiValue->calculateKpi called at [/var/www/html/projeqtor/model/ProjectPlanningElementMain.php:204]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #7 ProjectPlanningElementMain->save called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:1559]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #8 SqlElement->saveDependantObjects called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:1165]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #9 SqlElement->insertSqlElement called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:954]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #10 SqlElement->saveSqlElement called at [/var/www/html/projeqtor/model/persistence/SqlElement.php:622]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #11 SqlElement->save called at [/var/www/html/projeqtor/model/ProjectMain.php:665]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] #12 ProjectMain->save called at [/var/www/html/projeqtor/tool/saveObject.php:78]
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] ERROR *****
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] on file '/var/www/html/projeqtor/model/persistence/SqlElement.php' at line (2750)
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] cause = array_key_exists() expects parameter 2 to be array, boolean given
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] ERROR *****
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] on file '/var/www/html/projeqtor/model/persistence/SqlElement.php' at line (2752)
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] cause = array_key_exists() expects parameter 2 to be array, boolean given
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] Error on SqlElement to get 'idStatus' for Class 'Project' : field 'idStatus' not found in Database.
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] ERROR *****
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] on file '/var/www/html/projeqtor/model/persistence/SqlElement.php' at line (2750)
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] cause = array_key_exists() expects parameter 2 to be array, boolean given
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] ERROR *****
2018-03-01 17:43:50.770 ***** ERROR ***** [V6.5.4] on file '/var/www/html/projeqtor/model/persistence/SqlElement.php' at line (2752)
2018-03-01 17:43:50.771 ***** ERROR ***** [V6.5.4] cause = array_key_exists() expects parameter 2 to be array, boolean given
2018-03-01 17:43:50.771 ***** ERROR ***** [V6.5.4] Error on SqlElement to get 'idHealth' for Class 'Project' : field 'idHealth' not found in Database.
2018-03-01 17:43:50.771 ***** ERROR ***** [V6.5.4] ERROR *****

Thanks in advance for your help.

BR