Invalid times for dummy activities

Dear Expert ,

I got this Error Message when i create order by this Transaction /SAPAPO/RRP3

Please Advise .

Invalid times for dummy activities

Message no. /SAPAPO/OM_ERROR365

Diagnosis

An application program called an LCA routine. The following error occurred:

Time interval is not valid for dummy activities. Probable causes of this error are an extremely long processing duration or times that lie outside the time interval (1.1.1970 + 30 sec, 1.1.2038 - 1 sec).

Procedure

Contact your system administration.

Procedure for System Administration

Contact SAP Service. Specify the application component in which this message occurred.

You must also specify:

The message number

Return code 365

Error group COM API

Regards

Rami