How To Fix /IBX/PE_FILE_SRV035 - File service class &1 is not serializable

SAP Error Message - Details

• Message type: E = Error

• Message class: /IBX/PE_FILE_SRV -

• Message number: 035

• Message text: File service class &1 is not serializable

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /IBX/PE_FILE_SRV035 - File service class &1 is not serializable ?

  The SAP error message /IBX/PE_FILE_SRV035 File service class &1 is not serializable typically indicates that there is an issue with the serialization of a file service class in the context of SAP's integration with the SAP Business Technology Platform (BTP) or other related services. Serialization is the process of converting an object into a format that can be easily stored or transmitted and then reconstructed later.
  Cause:
  
  Non-Serializable Class: The class specified in the error message (&1) is not implementing the necessary interfaces or methods to be serialized. In Java, for example, a class must implement the Serializable interface to be serialized.
  Configuration Issues: There may be misconfigurations in the service class or the way it is being used in the application.
  Data Types: The class may contain fields that are not serializable, which can lead to this error.
  Version Mismatch: There could be a version mismatch between the components or libraries being used, leading to serialization issues.
  
  Solution:
  
  Check Class Definition: Ensure that the class mentioned in the error message implements the necessary serialization interface. For Java, this means implementing Serializable.
  Review Fields: Check all fields in the class to ensure they are also serializable. If there are non-serializable fields, consider marking them as transient if they do not need to be serialized.
  Configuration Review: Review the configuration settings for the file service class to ensure they are set up correctly.
  Update Libraries: If there is a version mismatch, update the libraries or components to ensure compatibility.
  Debugging: Use debugging tools to trace the serialization process and identify where it fails.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for the specific version of the software you are using. This can provide insights into serialization requirements and best practices.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  Error Logs: Check the application logs for additional context around the error, which may provide more details on what triggered the serialization issue.
  
  If the problem persists after trying the above solutions, consider reaching out to SAP support for more specialized assistance.