How To Fix HRHCP00_COLLECTION055 - Not possible to lock object; update not performed

HRHCP00_COLLECTION055 - Overview

• Message type: E = Error

• Message class: HRHCP00_COLLECTION - Messages About Collecting Personnel Cost Planning Data

• Message number: 055

• Message text: Not possible to lock object; update not performed

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

HRHCP00_COLLECTION055 - Details

• The SAP error message HRHCP00_COLLECTION055 indicates that the system was unable to lock a specific object during an update operation, which means that the update could not be performed. This error typically occurs in the context of HR (Human Resources) processes, particularly when dealing with infotypes or data collections.
  Causes:
  
  Concurrent Access: Another user or process is currently accessing the same object, preventing your session from obtaining a lock.
  Long-running Transactions: A transaction that takes too long to complete may hold the lock longer than expected, causing subsequent attempts to fail.
  System Configuration: There may be issues with the configuration of the locking mechanism in the SAP system.
  Database Issues: Problems with the underlying database can also lead to locking issues.
  
  Solutions:
  
  Retry the Operation: Often, simply waiting a few moments and trying the operation again can resolve the issue if it was caused by temporary concurrent access.
  Check for Active Sessions: Use transaction codes like SM12 (to