Revision 16739: 55_DWD_OpenData.pm: fix platform dependent error "not a HASH ...
55_DWD_OpenData.pm: fix platform dependent error "not a HASH reference" when updating alerts cache (Forum: #83097)
Source: Revision 16739: 55_DWD_OpenData.pm: fix platform dependent error "not a HASH ... (http://svn.fhem.de/trac/changeset/16739/trunk)