PHP error happened
| Technical information | |
| Error type | 2 |
| Error description | Trying to access array offset on value of type null |
| URL | scando.ist.berkeley.edu/dfl2db/person_view.php?id=48&action=view |
| Error file | /srv/www/html/dfl2db/person_view.php |
| Error line | 209 |
| SQL query | SELECT * FROM informants WHERE 1=1 AND informants.informant_id="" |