Fatal error: Uncaught Error: Undefined constant "OSM_PATH" in /mnt/web605/a1/25/510827625/htdocs/mauer-kunst.de/plugins/piwigo-openstreetmap/osmmap2.php:37
Stack trace:
#0 /mnt/web605/a1/25/510827625/htdocs/mauer-kunst.de/osmmap.php(6): include_once()
#1 {main}
  thrown in /mnt/web605/a1/25/510827625/htdocs/mauer-kunst.de/plugins/piwigo-openstreetmap/osmmap2.php on line 37