How To Fix S3264 - The name of the type must begin with the name of the type pool

SAP Error Message - Details

• Message type: E = Error

• Message class: S3 - Transaction for processing logical databases

• Message number: 264

• Message text: The name of the type must begin with the name of the type pool

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message S3264 - The name of the type must begin with the name of the type pool ?

  The SAP error message S3264, which states "The name of the type must begin with the name of the type pool," typically occurs in the context of ABAP programming when defining types in a type pool. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Type Pool Naming Convention: In ABAP, when you define a type in a type pool, the name of the type must start with the name of the type pool itself. This is a requirement to ensure that types are uniquely identifiable and associated with their respective type pools.
  Incorrect Type Definition: If you attempt to define a type that does not follow this naming convention, you will encounter this error.
  
  Solution:
  
  
  Check Type Definition: Review the type definitions in your type pool. Ensure that all types defined within the type pool start with the name of the type pool. For example, if your type pool is named Z_MY_TYPE_POOL, any type defined in it should start with Z_MY_TYPE_POOL, such as Z_MY_TYPE_POOL_MY_TYPE.
  
  
  Rename Types: If you find any types that do not conform to this naming convention, rename them accordingly. For instance, if you have a type defined as MY_TYPE, change it to Z_MY_TYPE_POOL_MY_TYPE.
  
  
  Consistency: Ensure that all references to the types in your ABAP programs or other type pools are updated to reflect the new names.
  
  
  Related Information:
  
  Type Pools: Type pools in ABAP are used to define global types that can be reused across different programs. They help in organizing and managing types effectively.
  Naming Conventions: Following naming conventions in ABAP is crucial for maintaining code readability and avoiding conflicts. It is a good practice to prefix custom objects (like types, tables, etc.) with a unique identifier (like Z_ or Y_) to avoid clashes with standard SAP objects.
  ABAP Documentation: For more detailed information on type pools and naming conventions, refer to the official SAP documentation or the ABAP programming guidelines.
  
  By ensuring that your type definitions adhere to the naming conventions required by SAP, you can resolve the S3264 error and maintain a well-structured ABAP environment.