How To Fix NI053 - Function & not defined in "select block" mode

NI053 - Overview

• Message type: E = Error

• Message class: NI - Document index processing

• Message number: 053

• Message text: Function & not defined in "select block" mode

What causes this issue?

You have called function &V1& within interactive reporting. However,
this function is either not defined or not allowed in "Select Block"
mode.

System Response

Function &V1& could not be performed.

How to fix this error?

If you did not call the function with a manual entry, this message is
attributable to a program error. If necessary, contact your system
administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NI053 - Function & not defined in "select block" mode ?

  The SAP error message NI053, which states "Function & not defined in 'select block' mode," typically occurs when there is an issue with the way a function module or method is being called within a SELECT block in ABAP (Advanced Business Application Programming). This error indicates that the function being referenced is not available or not defined in the context of the SELECT block.
  
  Cause:
  
  Function Not Defined: The function or method you are trying to call is not defined in the context of the SELECT statement. This can happen if the function is not available in the database context or if it is not a valid function for use in a SELECT statement.
  Incorrect Syntax: There may be a syntax error in the way the function is being called within the SELECT statement.
  Database Compatibility: The function might not be compatible with the database being used, especially if it is a database-specific function.
  Scope