How To Fix DDLS181 - Unknown expression at current position

DDLS181 - Overview

• Message type: E = Error

• Message class: DDLS - For DDL source handling

• Message number: 181

• Message text: Unknown expression at current position

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 DDLS181 - Unknown expression at current position ?

  The SAP error message DDLS181: Unknown expression at current position typically occurs during the execution of a Data Definition Language (DDL) statement, such as when creating or altering database objects (like tables, views, etc.) in the ABAP Dictionary or when using the Data Definition Language (DDL) in ABAP programs.
  
  Cause:
  The error usually arises due to one of the following reasons:
  
  Syntax Error: There may be a syntax error in the DDL statement. This could be due to a typo, missing keywords, or incorrect use of SQL syntax.
  Invalid Identifier: The statement may reference an identifier (like a table name, column name, etc.) that does not exist or is misspelled.
  Unsupported Expression: The DDL statement may contain an expression or function that is not recognized or supported in the current context.
  Contextual Issues: The error can also occur if the DDL statement is not valid in the current context, such as trying to use a command