How To Fix ESH_IF_INA028 - UI requires connectors ESH_CONNECTOR and ESH_CATEGORY to be active

ESH_IF_INA028 - Overview

• Message type: E = Error

• Message class: ESH_IF_INA - ES-InA-Adapter: Messages

• Message number: 028

• Message text: UI requires connectors ESH_CONNECTOR and ESH_CATEGORY to be active

What causes this issue?

The Search UI needs the search connectors ESH_CATEGORY and ESH_CONNECTOR
in order to start. At least on of the connectors is not created or not
active.

System Response

The search UI cannot start.

How to fix this error?

Go to the ES administration cockpit and create the two connectors.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_IF_INA028 - UI requires connectors ESH_CONNECTOR and ESH_CATEGORY to be active ?

  The SAP error message ESH_IF_INA028 indicates that the UI (User Interface) requires specific connectors, namely ESH_CONNECTOR and ESH_CATEGORY, to be active in order to function properly. This error typically arises in the context of SAP Enterprise Search or SAP Information Access, where the system is trying to access or display search results but cannot do so because the necessary components are not activated.
  
  Cause:
  
  Inactive Connectors: The connectors ESH_CONNECTOR and ESH_CATEGORY are not activated in the system.
  
  Configuration Issues: There may be configuration issues in the Enterprise Search setup that prevent the connectors from being recognized or activated.
  System Updates: Recent updates or changes in the system might have inadvertently deactivated these connectors.
  
  
  Solution:
  To resolve this error, you can follow these steps:
  
  
  Activate Connectors:
  
  Go to the SAP GUI and navigate to the transaction code /IWFND/MAINT_SERVICE or /IWFND/ERROR_LOG.
  Check if the connectors ESH_CONNECTOR and ESH_CATEGORY are listed and their status.
  If they are inactive, activate them by selecting the