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9. Troubleshooting
Message
"XXX because the Digital
Signature's device
certificate is not currently
valid."
(procedure described in
place of XXX)
"XXX because there is a
problem with the device
certificate used for the S/
MIME signature. Check
the device certificate."
(procedure described in
place of XXX)
"The destination cannot
be selected because its
encryption certificate is
not currently valid."
"The group destination
cannot be selected
because it contains a
destination with an
encryption certificate that
is not currently valid."
"Transmission cannot be
performed because the
encryption certificate is
not currently valid."
288
Cause
The device certificate
used for the digital
signature in PDF or
PDF/A is not currently
valid.
The device certificate
used for the digital
signature in PDF or
PDF/A is missing or
invalid.
The user certificate
(destination certificate)
has expired.
Solution and reference
Use a valid device certificate for the digital
signature in PDF or PDF/A.
See "Scanning an Original as a PDF with
Security Setting Specified", User Guide (Full
Version).
Install a new user certificate.
See "Encrypting Network Communication",
User Guide (Full Version).
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