IBM 3270 Manual page 209

INDFT
INDFT007 Cannot link to host: File
transfer canceled
Explanation: This message indicates some kind
of host connection problem.
User Response: If you see this message, file
transfer may not be working properly. Verify
that the host is operating. If it is, go back to
Chapter 13, and continue with question 2 to
locate the cause of the failure.
INDFT008 Command transmit error: File
transfer canceled
Explanation: This message occurs if there is a
program error or if a key was pressed that
produced an invalid code, for example, one that
cannot be transmitted to the host.
User Response: Retry the file transfer after
carefully reading the instructions in Chapter 7.
Check the status of the host; there may be some
information on the host session indicating the
problem. If the host is operating, go back to
Chapter 13, and continue with question 2 to
locate the cause of the failure.
INDFT009 Error reading file from damaged
personal computer disk: File
transfer canceled
Explanation: This message indicates that the
personal computer disk or diskette is probably
damaged.
User Response: Retry the operation with a
backup copy of the file being transferred. If the
failure still occurs, refer to the chapter that deals
with problems in your Guide to Operations.
A-24 Book 3 -Using the Control Program