why is fao catalogue wms preview not shown

[pvgenuchten]

Description

record is
https://soilwise-he.containers.wur.nl/cat/collections/metadata:main/items/04111166-39d6-4d25-befe-14e8af3f0c91
getcapabilities is
https://data.apps.fao.org/map/gsrv/edit/pak_hih/wms?request=getcapabilities
it has a layer DHI

Environment

• operating system:
• Python version:
• pycsw version:
• source/distribution
  • git clone
  • DebianGIS/UbuntuGIS
  • PyPI
  • zip/tar.gz
  • other (please specify):
• web server
  • Apache/mod_wsgi
  • CGI
  • other (please specify):

Steps to Reproduce

Additional Information

[pvgenuchten]

check geopython#1042

[pvgenuchten]

solved