Symptom

Unable to offload coredump file from FXOS file structure due to "Parameter contains one or more invalid characters (*$|;%&!~`?#\)" (example below): firepower(local-mgmt)# copy workspace:/cores/core.ABCg!1.11.1404.1597674916.gz tftp://192.168.1.100 Parameter contains one or more invalid characters (*$|;%&!~`?#\)

Conditions

Observed on FTD running 6.6.0.1-7

Workaround

Offload via "/ngfw/var/data/cores" via expert in the FTD shell

Further Problem Description