Failed MODS generation "Conference Papers"

[awandahl]

Generating MODS parameters for 50 identifiers...
[============>-----------------------------------------------------------------------------------------------] 12%
Found no conference event info for 2-s2.0-85165128464
[===============================================================================>----------------------------] 74%
Found no conference event info for 2-s2.0-85163815262
Failed to generate parameters for these ids:
SCOPUS_ID:85165128464
SCOPUS_ID:85163815262
Generating MODS based on parameters...
Failed to generate valid MODS xml for these ids:
SCOPUS_ID:85165128464
SCOPUS_ID:85163815262