500 Internal Server Error

Technical details:
Error: access to uninitialised variable - (array element 1)
***  in function &quot;(Unknown)&quot;
***  line: if (({L10})[{L12}]) then...endif
***  call: [unknown] (&quot;AUTH406&quot;, [&quot;publisher_id&quot;, &quot;jpr_publisher_authority_data&quot;, &quot;jpr_publisher_authority_id&quot;])
***  call: CMS_FUNC_apply_link (&quot;AUTH406&quot;, &quot;&quot;, (Unknown) fn, [&quot;publisher_id&quot;, &quot;jpr_publisher_authority_data&quot;, &quot;jpr_publisher_authority_id&quot;])
***  call: CMS_FUNC_get_field_by_rec_with_link_callback ([ix_recmon_record], &quot;jpr_publisher_authority.*.id&quot;, 0, (Unknown) fn, [&quot;publisher_id&quot;, &quot;jpr_publisher_authority_data&quot;, &quot;jpr_publisher_authority_id&quot;])