How To Fix RSRV190 - PSA table &1; packages for request &2 are in several partitions

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRV -

• Message number: 190

• Message text: PSA table &1; packages for request &2 are in several partitions

Self-Explanatory Message

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• What is the cause and solution for SAP error message RSRV190 - PSA table &1; packages for request &2 are in several partitions ?

  The SAP error message RSRV190 indicates that there is an issue with the Persistent Staging Area (PSA) table in the context of data warehousing, specifically related to the partitioning of data requests. This error typically arises when a data request is split across multiple partitions in the PSA table, which can lead to inconsistencies or complications in data processing.
  Cause:
  The primary cause of this error is that the data request being processed is stored in multiple partitions of the PSA table. This can happen due to:
  
  Data Volume: Large volumes of data being loaded into the PSA can lead to the creation of multiple partitions.
  Partitioning Strategy: The way the PSA table is partitioned may not align with the data requests being processed.
  Inconsistent Data Loads: If data is loaded in a way that does not respect the partitioning scheme, it can lead to this error.
  
  Solution:
  To resolve the RSRV190 error, you can take the following steps:
  
  
  Check Partitioning: Review the partitioning strategy of the PSA table. Ensure that it is set up correctly and that it aligns with the data requests being processed.
  
  
  Reorganize the PSA Table: You may need to reorganize the PSA table to consolidate the data requests into a single partition. This can often be done through the Data Warehousing Workbench or by using specific transaction codes.
  
  
  Delete Inconsistent Requests: If there are specific requests causing the issue, consider deleting them and reloading the data. This can help to clear up any inconsistencies.
  
  
  Use Transaction RSRV: You can use transaction RSRV to check the consistency of the PSA table and to perform repairs. Look for options related to partitioning and data consistency.
  
  
  Consult Documentation: Refer to SAP documentation or notes related to PSA management and partitioning for more detailed guidance.
  
  
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves complex data models or configurations.
  
  
  Related Information:
  
  PSA (Persistent Staging Area): A temporary storage area in SAP BW where data is stored before it is transformed and loaded into the data warehouse.
  Partitioning: A database design technique that divides a table into smaller, more manageable pieces, which can improve performance and manageability.
  Transaction RSRV: A transaction code in SAP BW used for checking and repairing inconsistencies in data models, including PSA tables.
  
  By following these steps, you should be able to address the RSRV190 error and ensure that your data processing in SAP BW runs smoothly.