How To Fix /STMC/CR_LOG156 - --------------- HTTP Header Fields ---------------

/STMC/CR_LOG156 - Overview

• Message type: E = Error

• Message class: /STMC/CR_LOG -

• Message number: 156

• Message text: --------------- HTTP Header Fields ---------------

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.

/STMC/CR_LOG156 - Details

• The SAP error message /STMC/CR_LOG156 typically relates to issues with HTTP header fields during communication between SAP systems or between SAP and external systems. This error can occur in various contexts, such as when using SAP Cloud Platform, SAP Gateway, or when integrating with third-party services.
  
  Cause:
  The error message indicates that there is a problem with the HTTP header fields being sent or received. Common causes include:
  
  Malformed HTTP Headers: The headers may not conform to the expected format or may contain invalid characters.
  Missing Required Headers: Certain headers that are required for the request or response may be missing.
  Exceeding Header Size Limits: The total size of the HTTP headers may exceed the limits set by the server or client.
  Authentication Issues: If authentication headers (like tokens) are not correctly formatted or are missing, this can lead to errors.
  Proxy or Firewall Interference: Sometimes, network devices can modify or strip headers, leading to issues.
  
  
  Solution:
  To resolve