How To Fix REST_CORE_TEXTS021 - No HTTP client set

REST_CORE_TEXTS021 - Overview

• Message type: E = Error

• Message class: REST_CORE_TEXTS -

• Message number: 021

• Message text: No HTTP client set

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 REST_CORE_TEXTS021 - No HTTP client set ?

  The SAP error message "REST_CORE_TEXTS021 No HTTP client set" typically occurs when there is an issue with the configuration of the HTTP client in the SAP system. This error is often encountered when trying to make HTTP calls using the SAP RESTful programming model or when working with OData services.
  
  Cause:
  
  Missing HTTP Client Configuration: The HTTP client is not configured in the system, which is required for making outbound HTTP calls.
  Incorrect HTTP Client Settings: The settings for the HTTP client may be incorrect or incomplete.
  Authorization Issues: The user or service account may not have the necessary authorizations to access the HTTP client configuration.
  System 
  Configuration Issues: There may be issues with the overall system configuration that prevent the HTTP client from being recognized.
  
  
  Solution:
  
  
  Check HTTP Client Configuration:
  
  Go to transaction code SOAMANAGER in the SAP GUI.
  Navigate to the "Web Service Configuration" section.
  Ensure that the HTTP client is properly configured and activated.
  
  
  
  Create or Update HTTP