i get some similar error:EXCEPTION: java.lang.OutOfMemoryError: Failed to allocate a 8227872 byte allocation with 2097152 free bytes and 5MB until OOM at...
so i think this means >8MB .vcf file-size ?!
Thanks @hokuspokus for the hint with the big profile photos.
(i only have 53 contacts in this addressbook…)
how i found the contacts with big pictures:
in thunderbird CardBook i export my address book as directory.
this generates one .vcffile per contact -
then i sorted this folder with my file-manager after the size…