How To Fix DDLS_HIER055 - Load parameter is specified as &1, but needs to be either char or sstr

SAP Error Message - Details

• Message type: E = Error

• Message class: DDLS_HIER - Used for DDL Hierarchies

• Message number: 055

• Message text: Load parameter is specified as &1, but needs to be either char or sstr

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message DDLS_HIER055 - Load parameter is specified as &1, but needs to be either char or sstr ?

  The SAP error message DDLS_HIER055 indicates that there is an issue with the load parameter specified in a Data Dictionary object, particularly in the context of hierarchical data structures. The error message states that the load parameter is defined as &1, but it needs to be either a character type (char) or a string type (sstr).
  
  Cause:
  This error typically arises when:
  
  The load parameter in a hierarchical structure (like a hierarchy or a tree) is defined with an incompatible data type.
  The parameter is expected to be a character or string type, but it has been defined as a different type (e.g., numeric or a complex type).
  There may be a mismatch in the data type definitions in the underlying data model or in the configuration of the hierarchy.
  
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check the Data Type:
  
  Go to the Data Dictionary (transaction SE11) and check the definition of the load