How To Fix T8020 - Product type & not permitted

T8020 - Overview

• Message type: E = Error

• Message class: T8 - Analysis system evaluations

• Message number: 020

• Message text: Product type & not permitted

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 T8020 - Product type & not permitted ?

  The SAP error message T8020, which states "Product type & not permitted," typically occurs when there is an issue with the configuration of product types in the SAP system. This error can arise in various contexts, such as during the creation or processing of materials, sales orders, or other transactions involving product types.
  
  Cause:
  
  Incorrect Product Type Configuration: The product type you are trying to use may not be configured correctly in the system or may not be allowed for the specific transaction you are attempting.
  Authorization Issues: The user may not have the necessary authorizations to use the specified product type.
  Master Data Issues: The material master or other related master data may not be set up correctly for the product type in question.
  Transaction-Specific Restrictions: Certain transactions may have restrictions on which product types can be used, leading to this error.
  
  
  Solution:
  
  
  Check Product Type Configuration:
  
  Go to the configuration settings for product types in the