How To Fix MDRD001 - Lock on table &1 could not be set for MRP area &2

MDRD001 - Overview

• Message type: E = Error

• Message class: MDRD - Messages for Delivery Relationships

• Message number: 001

• Message text: Lock on table &1 could not be set for MRP area &2

What causes this issue?

The system could not lock table MDRD (delivery relationships). This
could be due to a process that is currently running, or because a user
is currently processing a requested record.

System Response

The system cannot determine or delete delivery relationships for the
whole MRP area.

How to fix this error?

Release all locked records for the requested MRP area and restart the
program.

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 MDRD001 - Lock on table &1 could not be set for MRP area &2 ?

  The SAP error message MDRD001 indicates that there is a lock issue on a specific table related to the MRP (Material Requirements Planning) area. This error typically occurs when the system is unable to set a lock on the specified table for the given MRP area, which can prevent certain operations from being completed.
  
  Cause:
  
  Concurrent Access: The most common cause of this error is that another user or process is currently accessing the same MRP area or table, which prevents the system from acquiring the necessary lock.
  Long-running Transactions: If a transaction is taking too long to complete, it may hold the lock longer than expected, causing other processes to fail when trying to access the same data.
  Database Issues: There may be underlying database issues, such as deadlocks or performance problems, that prevent the lock from being set.
  
  Configuration Issues: Incorrect configuration of the MRP area or related settings may also lead to