3245177 - PI/PO - REST Adapter to RFC Adapter - Synchronous timeout exceeded - Different Timeout Value Found in Message Log.

There is a message flow like from REST Adapter (sender) to RFC Adapter (receiver) on PO system. The message processing fails with timeout errors on RFC Adapter side.

6/15/2022 10:37:44.609 PM Information RFC Adapter received a synchronous message. Trying to send sRFC for <TEST>...
6/15/2022 10:37:44.609 PM Information RFC Adapter received a synchronous message. Trying to send sRFC for Guest
6/15/2022 10:57:44.590 Error Synchronous timeout exceeded

The parameter 'syncMessageDeliveryTimeoutMsec' has been set to 15 min but not working. See Note 730870 - FAQ PI/PO RFC Adapter. The timeout might happen with different value, 10 min, 8 min, 6 min, or even 20 min. This KBA will explain why timeout happens with different values and where it is configured.

Image/data in this KBA is from SAP internal systems, sample data, or demo systems. Any resemblance to real data is purely coincidental.

• SAP NetWeaver
• SAP Process Integration

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