SQL Server 2017 · Release Health
Known issues in SQL Server 2017
Problems Microsoft has confirmed for this version, from its official release health notes. 2 still open or mitigated.
Active known issues
Open & Mitigated-
Linked server queries that use MSDASQL fail with error 7416
Linked-server queries using the
MSDASQLprovider and a provider string might fail with error 7416, reporting that no login mapping exists. The Database Engine's stricter connection validation can reject certain configurations that worked in earlier builds.How to apply the workaround WorkaroundUse the workaround guidance in the linked Microsoft troubleshooting article.
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CDC capture job might fail if columns are missing in CDC change tables
On databases using change data capture (CDC), columns with commas in their names might be missing from CDC tracking tables and cause capture-job failures; a comma-containing column in a tracking table might be dropped during a CDC upgrade. Separately, CDC upgrades can fail when tracking-table column names contain other symbols.
How to apply the workaround SQL Trace FlagBefore upgrading the GDR build, enable trace flag T15006 and restart the SQL Server service.
Step-by-step workaround instructionsShow steps Hide steps3 stepsStep-by-step procedure- In SQL Server Configuration Manager, open the instance properties and go to the Startup Parameters tab.
- Add trace flag
T15006, select Add and Apply, then restart the SQL Server service. - Perform the GDR upgrade.
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