How To Fix SUSG_API201 - Deserialization error in file '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: SUSG_API - Usage Data API

• Message number: 201

• Message text: Deserialization error in file '&1'

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SUSG_API201 - Deserialization error in file '&1' ?

  The SAP error message SUSG_API201, which indicates a "Deserialization error in file '&1'," typically occurs in the context of the SAP Supplier Lifecycle Management (SLC) or Supplier Relationship Management (SRM) systems. This error is related to issues with the deserialization process of data, which can happen when the system attempts to read or convert serialized data back into its original format.
  Causes:
  
  Corrupted Data: The file specified in the error message may be corrupted or improperly formatted, leading to deserialization issues.
  Version Mismatch: There may be a mismatch between the version of the data being deserialized and the expected version by the system.
  Data Type Changes: Changes in the data structure or types in the underlying database or application can lead to deserialization errors.
  Incomplete Data: The data file may be incomplete or truncated, which can prevent successful deserialization.
  Configuration Issues: Incorrect configuration settings in the SAP system can also lead to deserialization errors.
  
  Solutions:
  
  Check the File: Verify the integrity of the file specified in the error message. Ensure that it is not corrupted and is in the correct format.
  Recreate the File: If the file is corrupted, try to recreate it from the source or regenerate it if possible.
  Version Compatibility: Ensure that the version of the data being processed is compatible with the current version of the SAP system. If there have been updates or changes, consider rolling back or updating the data accordingly.
  Review Changes: If there have been recent changes to the data structure or types, review those changes to ensure they are compatible with the deserialization process.
  Check Configuration: Review the configuration settings related to the deserialization process in the SAP system to ensure they are set correctly.
  Consult Logs: Check the application logs for more detailed error messages or stack traces that can provide additional context about the deserialization error.
  SAP Notes: Search for relevant SAP Notes or Knowledge Base Articles (KBAs) that may address this specific error. SAP frequently updates its documentation and may have specific fixes or patches available.
  
  Related Information:
  
  SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for assistance. Provide them with the error message, context, and any logs that may help diagnose the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  
  By following these steps, you should be able to identify the cause of the SUSG_API201 error and implement a suitable solution.