How To Fix /ISDFPS/MM063 - Lock error while reading the MLGN data material number &1

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/MM -

• Message number: 063

• Message text: Lock error while reading the MLGN data material number &1

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/MM063 - Lock error while reading the MLGN data material number &1 ?

  The SAP error message /ISDFPS/MM063 Lock error while reading the MLGN data material number &1 typically occurs in the context of handling materials in the SAP system, particularly when dealing with the Material Master and its associated data in the MLGN (Material Master Data for Warehouse Management) table. This error indicates that there is a lock on the MLGN data for the specified material number, which prevents the system from reading or processing the data.
  Causes:
  
  
  Concurrent Access: The most common cause of this error is that another user or process is currently accessing or modifying the MLGN data for the specified material number. SAP uses locks to ensure data integrity, and if one transaction is holding a lock, others will be unable to access the same data until the lock is released.
  
  
  Long-running Transactions: If a transaction that accesses the MLGN data is taking a long time to complete, it can hold