How To Fix E9869 - Error al llamar el subscreen de cliente: &1 &2 &3 &4

SAP Error Message - Details

• Message type: E = Error

• Message class: E9 - General IS-U Error Messages

• Message number: 869

• Message text: Error al llamar el subscreen de cliente: &1 &2 &3 &4

¿Qué causa este problema?

After calling up an extension function module (customer function), it
was established that the function module has made inadmissible changes
to the data. Possible causes include:
the triggering of a non-defined exception
changes to key fields or time slots
In most cases, problems are due to a faulty implementation of the
customer function. A more precise description of the error follows,
although this is optional.
&V1& &V2& &V3& &V4&

Respuesta del sistema

The transaction is canceled with the run-time error as otherwise, data
consistency cannot be guaranteed.

¿Cómo arreglar este error?

First check the implementation of the customer extension. If an SAP
error exists, contact SAP Service in the usual way.

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