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Resolved Error migrating from Onyx 17.8.11 to Obsidian 18.0.40

florian.regel

New Pleskian
Hi,

I try to migrate my old Plesk Onyx Version 17.8.11 running on Ubuntu 14.04 to a new Server with Plesk Obsidian 18.0.40 running on a Ubuntu 20.04. .
The initial connection works well, but if I start a migration for a subscription it throws me the following error:

Failed to fetch configuration data from Plesk servers
Cause: [Errno 2] No such file or directory: u'/usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/plesk.backup.source.downloaded.exported.tar'
That is a critical error, migration was stopped.


Looking into the directory I can see, a lot of files has been created but this specific one is not there.
The debug.log of the session shows the following:

+|2021-12-04_13:49:23,895|D|MT|core.workflow.runner.base|||MIGRATOR END: /opt/psa/admin/sbin/modules//panel-migrator/plesk-migrator transfer-accounts /usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/config.ini --migration-list-format=json --migration-list-file=/usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/tasks/2021-12-04-13-48-46-1/migration-list.json --progress-task-id=2021-12-04-13-48-46-1 --skip-services-checks --skip-infrastructure-checks --skip-main-node-disk-space-checks --skip-license-checks --skip-capability-checks --ignore-migration-list-errors
+|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli|||Context:
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli|||Traceback (most recent call last):
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/cli/common_cli.py", line 54, in run
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| options.method(migration.action_runner)
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/cli/migration_cli.py", line 434, in <lambda>
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| lambda runner: runner.run_entry_point('transfer-accounts'),
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/base.py", line 67, in run_entry_point
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| self.run(entry_point, handle_stop_mark=self._context.options.is_allow_stop)
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 82, in run
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| self._run_common_actions_tree(actions_tree, handle_stop_mark=handle_stop_mark)
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 117, in _run_common_actions_tree
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| self._run_common_actions_tree(action, action_path, handle_stop_mark=handle_stop_mark)
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 132, in _run_common_actions_tree
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| self._run_common_action_plain(action, action_path)
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 213, in _run_common_action_plain
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli||| raise MigrationError(full_failure_message)
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli|||MigrationError: Failed to fetch configuration data from Plesk servers
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli|||Cause: [Errno 2] No such file or directory: u'/usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/plesk.backup.source.downloaded.exported.tar'
=|2021-12-04_13:49:23,895|D|MT|core.cli.common_cli|||That is a critical error, migration was stopped.
+|2021-12-04_13:49:23,896|E|MT|core.cli.common_cli|||Failed to fetch configuration data from Plesk servers
=|2021-12-04_13:49:23,896|E|MT|core.cli.common_cli|||Cause: [Errno 2] No such file or directory: u'/usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/plesk.backup.source.downloaded.exported.tar'
=|2021-12-04_13:49:23,896|E|MT|core.cli.common_cli|||That is a critical error, migration was stopped.


Any advice how to fix this?

Thanks in advance
Florian
 
Just found another Exception in debug.log relating to the missing file:

+|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription|||Exception:
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription|||Traceback (most recent call last):
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 164, in run_multi_attempts
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| run()
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 153, in run
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| action.run(self._context)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/plesk/source/plesk/actions/fetch/fetch_backup.py", line 19, in run
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| self._fetch_dump(global_context, local_runner, source_id)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/plesk/source/plesk/actions/fetch/fetch_backup.py", line 49, in _fetch_dump
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| cls._create_dump(global_context.dump_agent, dump_filename, selection)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/plesk/source/plesk/actions/fetch/fetch_backup.py", line 60, in _create_dump
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| agent.create_dump(dump_filename, selection=selection)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/utils/pmm/agent.py", line 173, in create_dump
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| self._run(downloaded_dump_file_path, self.configuration_dump_log, selection)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/plesk/source/plesk/pmm_agent/unix.py", line 133, in _run
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| HostingDescriptionAgent(self).create_dump(local_data_filename, selection)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/plesk/source/plesk/pmm_agent/hosting_description.py", line 76, in create_dump
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| plesk_dump = FileDump(exported_cut_dump_path, export_result.backup_prefix, export_result.backup_id)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/plesk/source/plesk/hosting_description/dump/file_dump.py", line 13, in __init__
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| self._files = self._dump_reader.get_names()
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/dump/file_adapters.py", line 108, in get_names
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| return self._get_archive().getnames()
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/dump/file_adapters.py", line 82, in _get_archive
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| self._archive = self._open()
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/dump/file_adapters.py", line 99, in _open
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| self._fp = open_no_inherit(self._file_name, 'rb')
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/utils/common/__init__.py", line 527, in open_no_inherit
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription||| fp = open(*args, **kwargs)
=|2021-12-04_13:49:22,874|D|MT|core.workflow.runner.by_subscription|||IOError: [Errno 2] No such file or directory: u'/usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/plesk.backup.source.downloaded.exported.tar'
+|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription|||Exception:
=|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription|||Traceback (most recent call last):
=|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 196, in _run_common_action_plain
=|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription||| run_multi_attempts()
=|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription||| File "/usr/local/psa/admin/plib/modules/panel-migrator/backend/lib/python/parallels/core/workflow/runner/by_subscription.py", line 177, in run_multi_attempts
=|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription||| raise err
=|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription|||IOError: [Errno 2] No such file or directory: u'/usr/local/psa/var/modules/panel-migrator/sessions/20211204131550/plesk.backup.source.downloaded.exported.tar'
+|2021-12-04_13:49:22,876|D|MT|core.workflow.runner.by_subscription|||START: Uninstall migration agent files
 
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