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Maria db replication

trying to make a master slave replication but when i start the replication the error below it appears someone have an idea how to solve it: Error 'Duplicate entry '686063' for key 'PRIMARY'' on query. Default database: ''. Query:

Answer Answered by Ian Gilfillan in this comment.

It's difficult to provide help when you've given no details, but I suggest you look at your data and try to find why you have the duplicate entry.

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