How To Fix /UI2/BUAPP_CHK101 - Business Application has critical errors

SAP Error Message - Details

• Message type: E = Error

• Message class: /UI2/BUAPP_CHK -

• Message number: 101

• Message text: Business Application has critical errors

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 /UI2/BUAPP_CHK101 - Business Application has critical errors ?

  The SAP error message /UI2/BUAPP_CHK101 Business Application has critical errors typically indicates that there are issues with the configuration or implementation of a business application within the SAP Fiori environment. This error can arise due to various reasons, including missing components, incorrect configurations, or issues with the underlying data model.
  Causes:
  
  Missing or Incomplete Configuration: The business application may not be fully configured, or some required components may be missing.
  Authorization Issues: Users may not have the necessary authorizations to access the business application.
  Data Model Issues: There may be problems with the underlying data model or service that the application relies on.
  Technical Errors: There could be technical issues such as missing OData services, incorrect service bindings, or issues with the backend system.
  Version Compatibility: The application may not be compatible with the current version of the SAP system or Fiori launchpad.
  
  Solutions:
  
  Check Configuration: Review the configuration settings for the business application in the SAP Fiori launchpad and ensure that all required components are properly set up.
  Verify Authorizations: Ensure that the user has the necessary roles and authorizations to access the business application. You can use transaction code SU53 to check for authorization issues.
  Check OData Services: Use transaction code /IWFND/MAINT_SERVICE to check if the required OData services are active and properly configured. Activate any inactive services if necessary.
  Review Logs: Check the application logs and system logs for any additional error messages that may provide more context about the issue. You can use transaction codes SLG1 for application logs and SM21 for system logs.
  Test Backend Connectivity: Ensure that the backend system is reachable and that there are no connectivity issues. You can test the OData service directly using the Service URL in a browser or Postman.
  Update or Patch: If the issue is related to version compatibility, consider applying the latest patches or updates to the SAP system and Fiori components.
  Consult Documentation: Refer to the official SAP documentation or SAP Notes related to the specific business application for any known issues or additional troubleshooting steps.
  
  Related Information:
  
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to the error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they found.
  Fiori Launchpad Configuration: Familiarize yourself with the Fiori launchpad configuration and troubleshooting guides provided by SAP.
  
  If the issue persists after trying the above solutions, it may be necessary to involve SAP support for further assistance.