57_CalDav.pm: catch error condition

git-svn-id: https://svn.fhem.de/fhem/trunk@18735 2b470e98-0d58-463d-a4d8-8e2adae1ed80
This commit is contained in:
betateilchen
2019-02-25 13:40:33 +00:00
parent d7e9d2b18a
commit aaa063980e

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@@ -47,7 +47,10 @@ sub CalDav_Process($$$) {
my $url = $hash->{URL};
my $options = $hash->{OPTIONS};
return "Maybe this is the wrong way to use your calendar. Try 57_Calendar.pm instead." unless $data;
unless $data {
Log3 $hash,1,"CalDav: Maybe this is the wrong way to use your calendar. Try 57_Calendar.pm instead.";
return;
}
my $d = XML::LibXML->load_xml(string => $data);