How To Fix /BDL/BDL3015 - Session contract is invalid

/BDL/BDL3015 - Overview

• Message type: E = Error

• Message class: /BDL/BDL3 -

• Message number: 015

• Message text: Session contract is invalid

Self-Explanatory Message

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/BDL/BDL3015 - Details

• The SAP error message /BDL/BDL3015 Session contract is invalid typically occurs in the context of the Business Data Layer (BDL) or when working with SAP Business Workflow or SAP Business Process Management (BPM). This error indicates that there is an issue with the session contract, which is a set of rules and agreements that govern the interaction between different components or systems.
  Causes:
  
  Session Expiration: The session may have expired due to inactivity or a timeout.
  
  Configuration Issues: There may be misconfigurations in the session settings or the contract itself.
  Network Issues: Connectivity problems between the client and the server can lead to session invalidation.
  Data Consistency: If the data being processed does not meet the expected format or structure, it can lead to session contract issues.
  Version Mismatch: If there are different versions of components interacting, it may lead to incompatibility and invalid session contracts.
  
  Solutions:
  
  Re-establish the Session: Log out and log back into the system