rubyid_configuration'>configuration</span><span class='period'>.</span><span class='id identifier rubyid_blogger_display_name_method'>blogger_display_name_method</span>
    <span class='id identifier rubyid_raise'>raise</span> <span class='const'>ConfigurationError</span><span class='comma'>,</span> <span class='tstring'><span class='tstring_beg'>&quot;</span><span class='embexpr_beg'>#{</span><span class='id identifier rubyid_blogger'>blogger</span><span class='period'>.</span><span class='id identifier ru