[postgis-users] msDrawMap(): Image handling error. Failed to draw layer named 'TEST'

[info at poggensee.net]

what does this error message mean ? the mapfile seems to be correct.

msDrawMap(): Image handling error. Failed to draw layer named 'TEST'.
prepare_database(): Query error. Error executing POSTGIS DECLARE (the actual query) statement: 'DECLARE mycursor BINARY CURSOR FOR SELECT asbinary(force_collection(force_2d(the_geom)),'NDR'),gid::text from test WHERE the_geom && setSRID('BOX3D(4494500 5258000,4680500 5444000)'::BOX3D, find_srid('','test','the_geom') )'

Postgresql reports the error as 'ERROR: could not load library "C:/ms4w/apps/pgsql75win/lib/libpostgis.dll": error '