How To Fix S1871 - Table TNETMAC is locked (Try again)

S1871 - Overview

• Message type: E = Error

• Message class: S1 - Statistik / SAP-Monitor

• Message number: 871

• Message text: Table TNETMAC is locked (Try again)

What causes this issue?

The maintenance of MAC addresses has just been executed by another
user.

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

System Response

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message S1871 - Table TNETMAC is locked (Try again) ?

  The SAP error message S1871 indicates that the table TNETMAC is currently locked, which prevents you from performing certain operations that require access to this table. This can occur in various scenarios, such as during data updates, maintenance activities, or when another user or process is accessing the table.
  
  Cause:
  
  Concurrent Access: Another user or process is currently accessing or modifying the TNETMAC table, leading to a lock.
  Long-Running Transactions: A transaction that is taking a long time to complete may hold the lock longer than expected.
  Database Locking Mechanism: The underlying database may have a locking mechanism that prevents access to the table while it is being modified.
  
  
  Solution:
  
  Retry the Operation: Since the error suggests trying again, wait for a few moments and then attempt the operation again.
  Check for Active Locks:
  Use transaction code SM12 to check for active locks on the TNETMAC table. You can filter by the table name to see if there