February 2020

LibreOffice: Automatically save documents

Below you find a solution how to automatically save documents, in case you forget to save your documents and leave the workstation and therefore they are not synchronized with your favorite cloud solution (or if some of your colleague are forget to save the files …). Environment OS: MacOS 10.15.3 and ArchLinux (21.2.2020) LibreOffice Workflow Open the settings and change as you see below Close LibreOffice and reopen (IMPORTANT) […]

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oVirt: DataAccessResourceFailureException

From one day to another the oVirt Management Webinterface broke with the Exception: org.springframework.dao.DataAccessResourceFailureException:Error retrieving database metadata; nested exception is org.springframework.jdbc.support.MetaDataAccessException: Error while extracting DatabaseMetaData; nested exception is org.postgresql.util.PSQLException: This connection has been closed. After investigating the log file I found in “/var/log/ovirt-engine-dwh/ovirt-engine-dwhd.log” the following error: org.postgresql.util.PSQLException: ERROR: right sibling’s left-link doesn’t match: block 2 links to 1 instead of expected 4 in index “idx_vm_device_history_vm_id_type” Solution Thanks to Strahil N.,

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Upgrade Contao v3 to v4

Today I upgrade an Contao v3 installation to Contao v4. Steps overview: Backup Setup local server with apache as docker container Migrate to v4 Migrate code manually until page looks like in v3 Move files to destination server NOTE: Some steps below are explained very short, if you need more details please leave a comment and I will go more into depth for the needed step. Workflow Create a backup

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