## -3999: Invalid parameter

### Explanation:

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1. An invalid database parameter was specified.

2. An invalid parameter was specified in the sequence of parameters of a CREATE TRIGGER statement. The usage of OLD is invalid in an INSERT trigger, the usage of NEW is invalid in a DELETE trigger.

### User Action:

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1. The error message contains a precise description of the error. Correct the parameter values accordingly.

2. Correct the parameters accordingly.