How To Fix TD789 - This part [&1,&2] of symbol &&&3&& is not allowed

TD789 - Overview

• Message type: E = Error

• Message class: TD - SAPscript: Text editor, composer, forms, styles and fonts

• Message number: 789

• Message text: This part [&1,&2] of symbol &&&3&& is not allowed

What causes this issue?

You have chosen a part of variable &V3& that does not lie within the
allowed range of values.
Possible causes with examples:

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

&VARIABLE[200,250]&
VARIABLE has a defined length of 150 characters -> the beginning of the
interval already exceeds this length.
&VARIABLE[10,20]&
VARIABLE has a defined length of 15 characters -> the end of the
interval already exceeds this length.
&VARIABLE[1,5000]&
The excerpt from VARIABLE is too large. SAPscript can only process
variables that have 4096 characters or less.

System Response

Termination.

How to fix this error?

Analyse the cause of termination:
Does the excerpt have more than 4096 characters? This is not allowed.
Please divide the variable up into several parts.
How is the variable defined in the print program and in the Dictionary?
Do the ends of your interval lie outside of these boundaries?
If so, adjust your excerpt to fit the interval defined in the variable
definition.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message TD789 - This part [&1,&2] of symbol &&&3&& is not allowed ?

  The SAP error message TD789, which states "This part [&1,&2] of symbol &&&3&& is not allowed," typically occurs in the context of SAPscript or Smart Forms when there is an issue with the formatting or structure of a text symbol or a variable being used in a form.
  
  Cause:
  
  Invalid Symbol Usage: The error usually indicates that there is an attempt to use a part of a symbol that is not allowed in the current context. This could be due to incorrect syntax or an attempt to reference a variable that is not defined or is out of scope.
  Incorrect Parameters: The parameters being passed to the symbol may not be valid or may not match the expected format.
  Contextual Restrictions: Certain symbols or variables may have restrictions on where they can be used, such as within specific types of text elements or within certain conditions.
  
  
  Solution:
  
  Check Symbol Definition: Verify that the symbol (&&&3&&) is