How To Fix SY056 - No branch control block active

SY056 - Overview

• Message type: E = Error

• Message class: SY - ABAP/4 system messages

• Message number: 056

• Message text: No branch control block active

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.

Smart SAP Assistant

• What is the cause and solution for SAP error message SY056 - No branch control block active ?

  The SAP error message SY056, which states "No branch control block active," typically occurs in the context of ABAP programming. This error indicates that the program is trying to execute a branch (like a PERFORM, CALL, or similar statement) without an active control block, which is necessary for the program to know where to return after the branch is completed.
  Causes:
  
  Incorrect Program Flow: The program may be trying to call a subroutine or function module without a proper control structure in place.
  Missing or Incorrectly Defined Subroutine: If a subroutine is called that does not exist or is not defined correctly, it can lead to this error.
  Improper Use of Control Statements: Using control statements like EXIT, RETURN, or LEAVE inappropriately can disrupt the flow of the program.
  Dynamic Calls: If dynamic calls are made without ensuring that the control block is active, this error can occur.
  
  Solutions:
  
  Check Program Logic: Review the program logic to