When importing to e-Slog files data are checked in
document to be imported.
If they are incorrect or incomplete by default the document will not be selected
for import.
An attempt at manually selecting them (by clicking the checkbox in front of
documents) returns an error
:

Close the window clicking
.
Solution:
First you have to remove the reported errors which can be most easily done from
the
IRIS
message window, where you can accept the corresponding changes (see description
of the Errors field in the
corresponding window for exporting and error messages that can occur as well as
solutions for troubles caused.