Microsoft SQL Server database ranks third in the relational database, second only to Oracle and MySQL database. when using it, it is inevitable to encounter various problems and warnnings. You may be dba or a developer, I hope this content can help you solve SQL Server error number 18756.

Error number: 18756

Severity level: 16

Event logged: Could not retrieve replication information for table %d. Verify that the table has a primary key, and then rerun the Log Reader Agent.