How To Fix CNV_IUUC_DHAPE_OPERS004 - Operator SLT reader for table &1 and mt_id &2 is blocked

CNV_IUUC_DHAPE_OPERS004 - Overview

• Message type: E = Error

• Message class: CNV_IUUC_DHAPE_OPERS - IUUC - Data Hub ABAP Pipeline Engine Operators

• Message number: 004

• Message text: Operator SLT reader for table &1 and mt_id &2 is blocked

Self-Explanatory Message

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CNV_IUUC_DHAPE_OPERS004 - Details

• The SAP error message CNV_IUUC_DHAPE_OPERS004 indicates that the SLT (SAP Landscape Transformation) reader for a specific table is blocked. This typically occurs in scenarios where data replication is being performed from a source system to a target system, and the SLT replication process encounters an issue that prevents it from proceeding.
  Causes:
  
  Locking Issues: The table may be locked by another process, preventing the SLT reader from accessing it.
  Long-running Transactions: If there are long-running transactions on the source system that are holding locks on the table, this can lead to the SLT reader being blocked.
  
  Configuration Issues: Incorrect configuration of the SLT system or the source system can lead to replication issues.
  Resource Constraints: Insufficient resources (CPU, memory, etc.) on the source or target system can cause delays and blocking.
  Network Issues: Connectivity problems between the source and target systems can also lead to replication being blocked.
  
  Solutions:
  
  Check Locks: Use transaction codes like SM12 in the