How To Fix S~155 - Wrong number of objects. Only & events and & functions in epc

SAP Error Message - Details

• Message type: E = Error

• Message class: S~ - Repository API Business Navigator

• Message number: 155

• Message text: Wrong number of objects. Only & events and & functions in epc

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message S~155 - Wrong number of objects. Only & events and & functions in epc ?

  The SAP error message S~155, which states "Wrong number of objects. Only & events and & functions in EPC," typically occurs in the context of SAP Process Integration (PI) or SAP Business Process Management (BPM) when working with Event Process Chains (EPCs). This error indicates that there is a mismatch in the number of events and functions defined in the EPC.
  Cause:
  
  Mismatch in Event and Function Count: The error usually arises when the number of events and functions in the EPC does not match the expected configuration. For example, if the EPC is designed to have a specific number of events and functions, but the actual count does not align, this error will be triggered.
  Configuration Issues: There may be issues in the configuration of the EPC, such as missing or incorrectly defined events or functions.
  Data Integrity Issues: If the underlying data or metadata for the EPC is corrupted or not properly maintained, it can lead to this error.
  
  Solution:
  
  Check EPC Configuration: Review the configuration of the EPC to ensure that the number of events and functions matches the expected values. Make sure that all required events and functions are present and correctly defined.
  Validate Event and Function Definitions: Ensure that all events and functions are properly defined and linked within the EPC. Check for any missing connections or incorrect settings.
  Recreate the EPC: If the EPC is significantly corrupted or misconfigured, consider recreating it from scratch, ensuring that all elements are correctly defined and linked.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidelines on configuring EPCs and troubleshooting related errors.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues related to EPCs.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP Notes often provide specific solutions or workarounds.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Training and Documentation: Consider reviewing training materials or documentation related to SAP BPM and EPCs to better understand the configuration and management of these processes.
  
  If the issue persists after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.