How To Fix RSTT1015 - Type descriptor does not match expected subtype

RSTT1015 - Overview

• Message type: E = Error

• Message class: RSTT1 - Trace Tool: Message Class for Trace Objects

• Message number: 015

• Message text: Type descriptor does not match expected subtype

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 RSTT1015 - Type descriptor does not match expected subtype ?

  The SAP error message RSTT1015: Type descriptor does not match expected subtype typically occurs in the context of SAP's transport management system or when dealing with data types in ABAP programs. This error indicates that there is a mismatch between the expected data type and the actual data type being processed.
  Causes:
  
  Data Type Mismatch: The most common cause is that the program or function module is expecting a certain data type (e.g., a specific structure or table type) but is receiving a different one.
  Changes in Data Dictionary: If there have been recent changes to the data dictionary (like changes to structures or tables), it may lead to inconsistencies in the expected data types.
  Transport Issues: If the transport request is not correctly imported or if there are inconsistencies between the development and production environments, this error can occur.
  Incorrect Function Module/Method Call: Calling a function module or method with parameters that do not