How To Fix ADW117 - Introspection could not be deserialized

SAP Error Message - Details

• Message type: E = Error

• Message class: ADW - Advanced Developer Workplace

• Message number: 117

• Message text: Introspection could not be deserialized

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 ADW117 - Introspection could not be deserialized ?

  The SAP error message ADW117: Introspection could not be deserialized typically occurs in the context of SAP Data Warehouse solutions, particularly when there are issues with the metadata or the structure of the data being processed. This error indicates that the system is unable to deserialize the introspection data, which is necessary for understanding the structure and properties of the data objects involved.
  Causes:
  
  Corrupted Metadata: The metadata associated with the data model or data objects may be corrupted or improperly defined.
  Version Mismatch: There may be a version mismatch between the components of the SAP system, such as the Data Warehouse and the underlying database or other services.
  Configuration Issues: Incorrect configuration settings in the Data Warehouse or related components can lead to deserialization issues.
  Data Integrity Issues: Problems with the data itself, such as missing or malformed records, can cause deserialization to fail.
  Network Issues: If the introspection data is being fetched from a remote source, network issues could prevent successful retrieval.
  
  Solutions:
  
  Check Metadata: Review the metadata definitions for the data models and ensure they are correctly defined. If necessary, regenerate or re-import the metadata.
  Update Components: Ensure that all components of the SAP system are updated to compatible versions. This includes the Data Warehouse, database, and any other related services.
  Review Configuration: Check the configuration settings for the Data Warehouse and ensure they are set correctly. Look for any discrepancies that might affect data processing.
  Data Validation: Validate the integrity of the data being processed. Look for any missing or malformed records that could be causing the issue.
  Network Check: If applicable, check the network connection to ensure that there are no issues preventing access to remote data sources.
  Logs and Traces: Review system logs and traces for more detailed error messages that can provide additional context about the failure.
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches and updates.
  Documentation: Refer to the official SAP documentation for Data Warehouse solutions for guidance on metadata management and troubleshooting.
  Community Forums: Engage with the SAP Community or other forums where users may have encountered similar issues and can share their solutions.
  
  If the problem persists after trying the above solutions, it may be beneficial to contact SAP Support for further assistance, providing them with detailed information about the error and the context in which it occurs.