How To Fix GLE_ECS_MAPI308 - (Obs) "Calculate Tax" is not possible

GLE_ECS_MAPI308 - Overview

• Message type: E = Error

• Message class: GLE_ECS_MAPI - ECS: Message Class for MAPI Layer

• Message number: 308

• Message text: (Obs) "Calculate Tax" is not possible

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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Smart SAP Assistant

• What is the cause and solution for SAP error message GLE_ECS_MAPI308 - (Obs) "Calculate Tax" is not possible ?

  The SAP error message GLE_ECS_MAPI308 (Obs) "Calculate Tax" is not possible typically occurs in the context of tax calculation within the SAP system, particularly when dealing with financial transactions or postings. This error can arise due to various reasons, and understanding the cause is crucial for finding an appropriate solution.
  Possible Causes:
  
  
  Missing Tax Configuration: The tax codes or tax rates may not be properly configured in the system. This can happen if the necessary tax settings for the relevant country or region are not maintained.
  
  
  Invalid Tax Code: The tax code being used in the transaction may not be valid or may not be applicable for the specific transaction type.
  
  
  Document Type Restrictions: Certain document types may have restrictions on tax calculations, leading to this error when attempting to calculate tax for those documents.
  
  
  Incomplete Master Data: The master data for customers, vendors, or materials may be incomplete or incorrect, which can prevent the