Comment 2 for bug 1284099

same error in zesty:

$ marble
Ignoring to load the following file since it doesn't look like a valid Marble plugin: "/usr/lib/x86_64-linux-gnu/marble/plugins/libWlocatePositionProviderPlugin.so"
Reason: "Cannot load library /usr/lib/x86_64-linux-gnu/marble/plugins/libWlocatePositionProviderPlugin.so: (libwlocate.so: cannot open shared object file: No such file or directory)"

$ dpkg -S /usr/lib/x86_64-linux-gnu/marble/plugins/libWlocatePositionProviderPlugin.so
marble-plugins: /usr/lib/x86_64-linux-gnu/marble/plugins/libWlocatePositionProviderPlugin.so

$ dpkg -l marble\*
ii marble 4:16.12.3-0ubuntu amd64 globe and map widget
ii marble-data 4:16.12.3-0ubuntu all data files for Marble
ii marble-plugins 4:16.12.3-0ubuntu amd64 plugins for Marble

$ ldd /usr/lib/x86_64-linux-gnu/marble/plugins/libWlocatePositionProviderPlugin.so|grep not
        libwlocate.so => not found