# Knowledgebase

- [SanteDB 2.1.161+ on PostgreSQL 10 returns "websearch\_to\_tsquery" error](/knowledgebase/sdb-kb/santedb-2.1.161+-on-postgresql-10-returns-websearch_to_tsquery-error.md)
- [Upgrading SanteDB iCDR with large databases](/knowledgebase/sdb-kb/upgrading-santedb-icdr-with-large-databases.md)
- [Upgrading Gateway to SanteDB Langley (v2.0.30+) from SanteDB Kelowna and earlier](/knowledgebase/sdb-kb/upgrading-gateway-to-santedb-langley-v2.0.30+-from-santedb-kelowna-and-earlier.md)
- [When sending a National Scoped ID in PID-19 (SSN) you receive "AuthorityUuid" missing error](/knowledgebase/sdb-kb/when-sending-a-national-scoped-id-in-pid-19-ssn-you-receive-authorityuuid-missing-error.md)
- [After Installing dCDR you receive an error on SecurityUser](/knowledgebase/sdb-kb/after-installing-dcdr-you-receive-an-error-on-securityuser.md)
- [When logging into the dCDR you are immediately logged back out](/knowledgebase/sdb-kb/kb016-when-logging-into-the-dcdr-you-are-immediately-logged-back-out.md)
- [PostgreSQL connections fail with block message](/knowledgebase/sdb-kb/kb008-postgresql-connections-fail-with-block-message.md)
- [Backing up HDSI server database](/knowledgebase/sdb-kb/kb011-backing-up-ims-server-database.md)
- [You receive an "out of disk space" error on the IMS server](/knowledgebase/sdb-kb/kb012-you-receive-an-out-of-disk-space-error-on-the-ims-server.md)
- [Setting up the "sherlock" service](/knowledgebase/sdb-kb/kb013-setting-up-the-sherlock-service-as-e-mail-alerts.md)
- [Diagnosing service port issues](/knowledgebase/sdb-kb/kb012-diagnosing-service-port-issues.md)
- [You receive a certificate expired or certificate not found error on startup](/knowledgebase/sdb-kb/kb013-you-receive-a-certificate-expired-or-certificate-not-found-error-on-startup.md)
- [After updating a database field the values are not reflected in the application layer](/knowledgebase/sdb-kb/kb014-after-updating-a-database-field-the-values-are-not-reflected-in-the-application-layer.md)
- [Diagnosing Submission Errors From Mobile Device](/knowledgebase/sdb-kb/kb015-diagnosing-submission-errors-from-mobile-device.md)
- [Migrating A SanteDB Server](/knowledgebase/sdb-kb/hs003-migrating-an-openiz-server.md)
- [Pruning and Cleaning the Database](/knowledgebase/sdb-kb/hs004-pruning-database.md)
- [Improving Download Speeds on Slow Connections](/knowledgebase/sdb-kb/kb001-compression.md)
- [You receive a client already running error message](/knowledgebase/sdb-kb/kb002-you-receive-a-client-already-running-error-message.md)
- [Resetting the configuration of the Windows & Linux Applications](/knowledgebase/sdb-kb/kb003-resetting-the-configuration-of-the-windows-and-linux-applications.md)
- [After setting up the application data appears to be missing](/knowledgebase/sdb-kb/kb004-after-setting-up-the-application-data-appears-to-be-missing.md)
- [Disconnected Client Window is Scaled Improperly](/knowledgebase/sdb-kb/kb006-disconnected-client-window-is-scaled-improperly.md)
- [Fatal Error on Startup](/knowledgebase/sdb-kb/kb007-fatal-error-on-startup.md)
- [Synchronization Issues on Mobile](/knowledgebase/sdb-kb/kb005-synchronization-issues-on-mobile.md)
- [Installation on Mono 4.x does not permit joining of realm](/knowledgebase/sdb-kb/kb009-installation-on-mono-4x-does-not-permit-joining-of-realm.md)
- [Creating A Public Backup](/knowledgebase/sdb-kb/kb010-creating-a-public-backup.md)
- [Installing the SanteDB Disconnected Server](/knowledgebase/sdb-kb/hs005-installing-the-openiz-disconnected-server.md)