Message type: E = Error
Message class:  TU - Billing/Scheduling/Budget Billing 
Message number: 161
Message text: Ya existe orden lectura p.un.lectura &1 c/fecha lectura planificada &2
You have attempted to generate, change or delete schedule records for
meter reading unit &V1&. A meter reading order already exists for the
schedule record with scheduled reading date &V2&. This schedule record
can therefore not be changed.
El sistema emite un mensaje de error y no le permitirá continuar con esta transacción hasta que se resuelva el error.
To generate, change or delete this schedule record, reverse the
corresponding meter reading orders.
Extracto de mensaje de error del sistema SAP. Copyright SAP SE.
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