How To Fix UGMD8151 - Converting hierarchy data for characteristic &1; see long text

SAP Error Message - Details

• Message type: E = Error

• Message class: UGMD8 - Change Management

• Message number: 151

• Message text: Converting hierarchy data for characteristic &1; see long text

What causes this issue?

After changing the setting of the version and/or time dependency of
hierarchies, old data needs to be converted for characteristic &v1& so
that this data can still be used.

System Response

Depending on the situation, you will be requested to enter parameters
for data collection.
For more information on the individual cases, see
<DS:DE.UG_HRYVERS_SRC>source hierarchy version</><ZH>,
<DS:DE.UG_HRYVERS_TRGT>target hierarchy version</>,
<DS:DE.UG_HRYDATE_SRC>date of hierarchy transfer</>,
<DS:DE.UG_HRYDATE_TRGT>hierarchy starting date</>.</>
The system then activates the changed settings and the data.

How to fix this error?

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UGMD8151 - Converting hierarchy data for characteristic &1; see long text ?

  The SAP error message UGMD8151 typically relates to issues encountered during the conversion of hierarchy data for a specific characteristic in the SAP system. This error can occur in various contexts, such as during data uploads, data processing, or when working with master data.
  Cause:
  The error message UGMD8151 can be caused by several factors, including:
  
  Data Inconsistencies: The hierarchy data for the characteristic may contain inconsistencies or invalid entries that prevent successful conversion.
  Missing Hierarchy Levels: If the hierarchy levels are not properly defined or are missing, the system may not be able to convert the data correctly.
  Incorrect Data Format: The data being processed may not be in the expected format, leading to conversion issues.
  Authorization Issues: Lack of proper authorizations to access or modify the hierarchy data can also trigger this error.
  Technical Issues: There may be underlying technical issues in the SAP system, such as bugs or configuration problems.
  
  Solution:
  To resolve the UGMD8151 error, you can take the following steps:
  
  Check Data Consistency: Review the hierarchy data for the characteristic in question. Ensure that all entries are valid and consistent. Look for any missing or incorrect values.
  Validate Hierarchy Structure: Ensure that the hierarchy structure is correctly defined and that all necessary levels are present. You may need to recreate or adjust the hierarchy if there are issues.
  Review Data Format: Make sure that the data being processed is in the correct format as expected by the SAP system. This may involve checking data types, lengths, and other formatting requirements.
  Check Authorizations: Verify that you have the necessary authorizations to access and modify the hierarchy data. If not, contact your system administrator to obtain the required permissions.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes or updates that may address this specific error. There may be patches or updates available that resolve known issues.
  Debugging: If you have access to technical resources, consider debugging the process to identify the exact point of failure and gather more detailed information about the error.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for more details on hierarchy management and data conversion processes.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Transaction Codes: Familiarize yourself with relevant transaction codes related to hierarchy management, such as RSH1 (Hierarchy Maintenance) or RSH2 (Hierarchy Display).
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP support team or consult with SAP directly for further assistance.