lis_person_name_full => Helena BuschermÃ¶hle
lis_person_name_family => BuschermÃ¶hle
ext_user_username => hbuschermohle
Net::OAuth warning: your OAuth message appears to contain some multi-byte characters that need to be decoded via Encode.pm or a PerlIO layer first. This may result in an incorrect signature. at /usr/share/perl5/Net/OAuth/Message.pm line 106.
The last warning is repeated 3 more times.
Any suggestions on how to fix this so that she can authenticate?