How To Fix MC684 - Error de interfase de datos (& &-&)

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 684

• Message text: Error de interfase de datos (& &-&)

¿Qué causa este problema?

A serious error occurred while reading or saving ABAP/4 Dictionary
tables with the internal data interface of the ABAP/4 Dictionary. This
error is probably caused by a database error or an inconsistency in the
ABAP/4 Dictionary data. The internal routine in which the error
occurred and the error code are output in the error message.

Respuesta del sistema

The action is cancelled and the data that has been changed is reset
(rollback).

¿Cómo arreglar este error?

Look at the system log to see whether the problem is described there in
greater detail. Inform SAP of the error, describing the situation under
which it arose.

Extracto de mensaje de error del sistema SAP. Copyright SAP SE.