3543633 - Unable to upload a mail by 'create attachment' and 'Error occurred during import' comes out

There is a mail named like '回复: 123456789 (998877665544) => to be cancelled => to be postponed'.

When uploading it with GOS 'create attachment', 'Error occurred during import' comes out.

Long text for this error:

Component : ##_+4500323143_00010+(0947558009)+__+to+be+cancell error text : No such file or directory
Message no. 04104

SLG1 error:

MANDT      100
STOR_CAT   ZOTSOFF
PATH       C:\Users\dominic.becker\Downloads\
FRONTEND   X
ERRMSG     Error when uploading file: C:\Users\dominic.becker\Downloads\##_+4500323143
ERRMSG     _0 (file_open_error)
V1         SCMS_DOC_CREATE_FILES
V2                                                         2
V3         SOFFPHIO
V4         F31566CA92041EDFA48A5E95A2E5C579
%LOGNUMBER 00000000000563887801

All R/3 Release.

 Create attachment, error occurred during import,Chinese,unicode,non-unicode,SAPHTTP,SAPFTP. , KBA , BC-SRV-GBT-GOS , Generic Object Services , BC-SRV-KPR , Knowledge Provider , Problem