CQL filter in WMS results in it being shown multiple times.

[rvanlaar]

The following cql_filter in a workspace layer 'duiker' results in showing the layer multiple times.

"cql_filters": ["bed_lvl_1", "bed_lvl_2", "caegorie", "comments", "csv", "date_time", "diameter", "heigth", "Id", "kwkident", "kwk_name", "LENGTH", "Length_1", "material", "png", "svg", "target_lvl", "type", "width"],

https://almere.lizard.net/alarm/admin/lizard_map/workspacestorage/47/