How To Fix WME_ARCH078 - Unknown data structure '&1' while reading a data table

SAP Error Message - Details

• Message type: E = Error

• Message class: WME_ARCH - Messages Regarding WME Archiving

• Message number: 078

• Message text: Unknown data structure '&1' while reading a data table

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 WME_ARCH078 - Unknown data structure '&1' while reading a data table ?

  The SAP error message WME_ARCH078 indicates that there is an issue with an unknown data structure when attempting to read a data table. This error typically arises in the context of data archiving or data management processes within SAP.
  Cause:
  
  Missing Data Structure: The specified data structure (&1) does not exist in the system. This could be due to a typo in the name or the structure not being defined in the system.
  Incorrect Configuration: The configuration settings for the archiving object or data management process may be incorrect, leading to the system looking for a data structure that is not available.
  Transport Issues: If the data structure was recently transported from another system, it may not have been included in the transport request, or the transport may have failed.
  Version Mismatch: There may be a version mismatch between the data structure expected by the program and the one available in the system.
  
  Solution:
  
  Check Data Structure: Verify that the data structure specified in the error message exists in the system. You can do this by using transaction codes like SE11 (Data Dictionary) to check for the existence of the structure.
  Correct Configuration: Review the configuration settings related to the archiving object or data management process. Ensure that all necessary settings are correctly defined.
  Transport Check: If the data structure was supposed to be transported, check the transport logs to ensure that it was successfully transported. If not, you may need to re-transport it.
  Consult Documentation: Refer to SAP documentation or notes related to the specific archiving object or data management process you are working with. There may be specific instructions or known issues documented.
  Debugging: If you have access to debugging tools, you can debug the program that is generating the error to identify where the issue is occurring.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the error message WME_ARCH078. SAP frequently updates its knowledge base with solutions for common errors.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as:
  
  SE11: Data Dictionary
  SARA: Archive Administration
  SARI: Archive Information System
  
  
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found effective.
  
  If the problem persists after trying the above solutions, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.