How To Fix UCM0156 - &1: Data stream &3 requires field &2 (data basis &4)

SAP Error Message - Details

• Message type: E = Error

• Message class: UCM0 - Messages for Data Basis, Cons Area, ...

• Message number: 156

• Message text: &1: Data stream &3 requires field &2 (data basis &4)

What causes this issue?

According to the settings in the
<DS:GLOS.D5692F24DA2CD511BCBF0800060D9C68>consolidation area</>,
consolidation function &V1& is to be used. This function requires a
field with the role &V2& in data stream &V3&. However, data stream &V3&
in <DS:GLOS.3C14A7065A82D511B1250008C784EFB1>data basis</> &V4& does not
contain the corresponding field.

System Response

The settings of the consolidation area are inconsistent and cannot be
saved.

How to fix this error?

If you still want to save the consolidation area, deselect consolidation
function &V1& for now.
Otherwise, proceed as follows:
In maintenance of data basis &V4&, select data stream &V3& for
generation.
Go to the "Data Stream Fields" tab page. Under &V3& -> "Additional
Fields", select the &V2& field.
Save the data basis. (When doing this, note any error messages regarding
missing InfoObjects in SAP BW and, if applicable, activate the relevant
SAP BW Content.)
Reactivate consolidation function &V1& in the consolidation area and
save your settings.
To access data basis maintenance directly, click this <DS:TRAN.UCWB01>
link</>.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UCM0156 - &1: Data stream &3 requires field &2 (data basis &4) ?

  The SAP error message UCM0156 typically indicates that there is a missing field in a data stream that is required for processing. This error is often encountered in the context of data transfer or data processing within SAP systems, particularly when dealing with data streams in the context of SAP's Universal Content Management (UCM) or similar modules.
  Cause:
  The error message UCM0156 is triggered when:
  
  A specific data stream (identified by &3) is expected to contain a certain field (identified by &2) that is not present.
  The data basis (identified by &4) may refer to the specific context or structure of the data being processed.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Data Stream Configuration:
  
  Verify the configuration of the data stream in question. Ensure that all required fields are correctly defined and populated.
  
  
  
  Review Data Mapping:
  
  If you are mapping data from one system to another, ensure that the mapping includes all necessary fields. Check if the field &2 is being correctly mapped from the source to the target.
  
  
  
  Data Validation:
  
  Validate the incoming data to ensure that it contains all required fields. You may need to implement checks to ensure that the data being processed meets the expected structure.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or help resources related to the specific module or functionality you are working with. This can provide insights into the required fields for the data stream.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can trace the data flow to identify where the field is missing. This may involve checking the data extraction, transformation, and loading (ETL) processes.
  
  
  
  Contact SAP Support:
  
  If the issue persists and you cannot identify the cause, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant context.
  
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to UCM0156, as they may provide specific fixes or workarounds.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  System Logs: Review system logs for additional error messages or warnings that may provide more context about the issue.
  
  By following these steps, you should be able to identify the cause of the UCM0156 error and implement a solution to resolve it.