How to fix the Oracle error CLSGN-00003: unknown command: “string”?

In this post, you’ll learn more about the Oracle ErrorCLSGN-00003: unknown command: “string” with the details on why you receive this error and the possible solution to fix it.

Oracle Error Description

CLSGN-00003: unknown command: “string”

Reason for the Error CLSGN-00003: unknown command: “string”

The command entered was invalid.

How to fix the Error CLSGN-00003: unknown command: “string” ?

You can fix this error in Oracle by following the below steps

Specify a valid command.

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