How To Fix IST_EBS181 - Function could not be determined. Prob. in FKK_FUNC_MODULE_DETERMINE

IST_EBS181 - Overview

• Message type: E = Error

• Message class: IST_EBS - Interface Between IS-T and External Billing System

• Message number: 181

• Message text: Function could not be determined. Prob. in FKK_FUNC_MODULE_DETERMINE

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message IST_EBS181 - Function could not be determined. Prob. in FKK_FUNC_MODULE_DETERMINE ?

  The SAP error message IST_EBS181, which states "Function could not be determined. Prob. in FKK_FUNC_MODULE_DETERMINE," typically occurs in the context of the SAP Convergent Charging (SAP CC) or SAP Convergent Invoicing (SAP CI) modules. This error indicates that the system is unable to determine the appropriate function module to execute for a specific operation, which can be due to various reasons.
  Causes:
  
  
  Configuration Issues: The function module may not be properly configured in the system. This could be due to missing or incorrect entries in the configuration tables.
  Missing Function Module: The function module that the system is trying to call may not exist or may not be activated in the system.
  Authorization Issues: The user executing the transaction may not have the necessary authorizations to access the function module.
  Data Issues: There may be issues with the data being processed, such as missing or incorrect parameters that prevent the function module from being determined.
  Custom