How To Fix 8I816 - Two service categories cannot be used in single invoice

8I816 - Overview

• Message type: E = Error

• Message class: 8I - Localization India

• Message number: 816

• Message text: Two service categories cannot be used in single invoice

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.

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8I816 - Details

• The SAP error message 8I816 indicates that two service categories cannot be used in a single invoice. This error typically arises in the context of service procurement and invoicing, particularly when dealing with service entry sheets or invoices that involve multiple service categories that are incompatible with each other.
  
  Cause:
  The error is usually caused by the following factors:
  
  Incompatible Service Categories: The service categories being used in the invoice may have restrictions that prevent them from being combined. For example, certain service categories may be designated for different types of services or may have different accounting treatments.
  
  Configuration Issues: The configuration settings in the SAP system may not allow for the combination of the specified service categories. This could be due to settings in the service master records or in the configuration of the service procurement process.
  Incorrect Invoice Entry: The user may have inadvertently selected multiple service categories that are not allowed to