Solution : https://service.sap.com/sap/support/notes/1590418 (SAP Service marketplace login required)
Key words : 
terms runtime errors conne_import_wrong_comp_lengexception      cx_sy_import_mismatch_errorreport /sapapo/ts_pstru_log_manage, transaction /sapapo/mc62, transaction /sapapo/c3, subobject pstru reason, <manage logs>, double click, <details> icon, short dump, exception cx_sy_import_mismatch_error, object apo_fcs
Related Notes : 
       
| 1623389 | /SAPAPO/MC62: Short dump when displaying details of a Log II | 
| 1519781 | IMPORT_ALIGNMENT_MISMATCH instead of incorr component length |