How To Fix SRT_CORE202 - Invalid Sequence ID in Sequence Layer

SAP Error Message - Details

• Message type: E = Error

• Message class: SRT_CORE - Nachrichtenklasse für SOAP Runtime

• Message number: 202

• Message text: Invalid Sequence ID in Sequence Layer

What causes this issue?

The message stored in the XI persistency contains a logical sequence ID
which is managed by the Sequence Manager but this sequence ID is no
longer invalid.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

As the message belonging to this sequence is now in a inconsistent state
and it is not clear whether it is already delivered, following steps are
necessary:
Look at the message payload by clicking the "Message State" or
"Persistency ID" to run the XI Message Monitor.
Based on the payload contact the responsible Web Service application and
ask for checking whether you can cancel this message.
To cancel one or more messages just mark the according entries and click
"Cancel Messages".

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message SRT_CORE202 - Invalid Sequence ID in Sequence Layer ?

  The SAP error message SRT_CORE202: Invalid Sequence ID in Sequence Layer typically occurs in the context of SAP's web services and integration scenarios, particularly when using the SAP Process Integration (PI) or SAP Process Orchestration (PO) systems. This error indicates that there is an issue with the sequence ID used in the message processing, which is crucial for maintaining the order and integrity of messages in a sequence.
  Causes:
  
  Invalid Sequence ID: The sequence ID being used in the message does not match any expected or valid sequence IDs in the system.
  Message Corruption: The message may have been altered or corrupted during transmission, leading to an invalid sequence ID.
  
  Configuration Issues: There may be misconfigurations in the service interfaces or the integration scenarios that lead to the generation of invalid sequence IDs.
  Concurrency Issues: If multiple instances of a service are trying to process messages simultaneously, it may lead to conflicts with sequence IDs.
  Timeouts: