How To Fix AG602 - El material & está bloqueado (no se puede verificar la disponibilidad)

SAP Error Message - Details

• Message type: E = Error

• Message class: AG - Nachrichten ATP-Server

• Message number: 602

• Message text: El material & está bloqueado (no se puede verificar la disponibilidad)

¿Qué causa este problema?

The material that you are processing, material &V1& (plant &V2&), has
been locked by user &V3&. The system has unsuccessfully attempted to
lock the material that you are using.

Respuesta del sistema

To avoid further delaying your work, the system will terminate its
attempts to lock the material and will not execute an availability
check.

¿Cómo arreglar este error?

Note that the operation you are processing has not been confirmed.
Therefore, you should execute an availability check again.

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