This is an known issue when using tables/databases that are not tracked in the journal. Please add the  files to the journal and restart the mapping:

Until Version 2.8

STRJRNPF FILE(BIBLIOTHEK/FILE) JRN(IEFFECT/EDIJRN) IMAGES(*BOTH)

Version 2.8 and higher

STRJRNPF FILE(BIBLIOTHEK/FILE) JRN(IEFFECTDB/EDIJRN) IMAGES(*BOTH)