issue with migrate export from R80.20

[robin1]

I am facing issues when exporting database from R80.20 management server . it is showing below errors.

[6 May 14:14:30] [CreateDirectory] WRN: Failed to create directory
[6 May 14:14:30] ..<-- CreateDirectory
[6 May 14:14:30] [MigrateConfig::CreateConfigFile] ERR: Failed to create directory for config file
[6 May 14:14:30] .<-- MigrateConfig::CreateConfigFile
[6 May 14:14:30] [MigrateConfigInitializer::exec] ERR: Failed to create config file
[6 May 14:14:30] <-- MigrateConfigInitializer::exec
[6 May 14:14:30] [ActivitiesManager::exec] ERR: Activity 'MigrateConfigInitializer' failed
[6 May 14:14:30] [ProgressUpdater::UpdateProgressToGaia] Progress Updated to '20.5128
[6 May 14:14:30] [ActivitiesManager::exec] WRN: Activities execution finished with errors
[6 May 14:14:30] [ActivitiesManager::exec] WRN: Activities 'MigrateConfigInitializer' have failed
[6 May 14:14:30] [ActivitiesManager::exec] Designated exit code is 1

[xxxxxxxxxxxxxx]# ./migrate export -x upgrade_R80.20_R80.30.tgz
Execution finished with errors. See log file '/opt/CPshrd-R80.20/log/migrate-2020.05.06_18.04.26.log' for further details

[PhoneBoy]

What precise directory are you running the command in?
Do you have write permissions to that directory?
Is there enough space on the volume you are running the export on?