How To Fix DH186 - Parameter & has long string type, but has no pure display parameter

DH186 - Overview

• Message type: E = Error

• Message class: DH - DD: Messages for search helps

• Message number: 186

• Message text: Parameter & has long string type, but has no pure display parameter

What causes this issue?

<DS:TX.DDDOK_SHLP_PARAMETER>Search help parameters</> that have a long
string type (STRING or RAWSTRING), must be display parameters only.
They must:
Not belong to the search help interface (not be IMPORT or EXPORT
parameters)
Not appear in a dialog box for restricting the number of hits (for
elementary search help)
Not have any default values
The parameter &V1& violates these conditions. &SYSTEM_RESPONSE&
INCLUDE DDDOC_CANCEL OBJECT DOKU ID TX

How to fix this error?

Correct the definition of the search help.
INCLUDE DDDOC_SHLP_HANDLE OBJECT DOKU ID TX

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message DH186 - Parameter & has long string type, but has no pure display parameter ?

  The SAP error message DH186 indicates that a parameter in a function module or method has a long string type but does not have a corresponding display parameter. This can occur in ABAP programming when you are trying to pass a long string (like a text or a large data structure) to a function or method that does not have a defined way to display that string.
  
  Cause:
  
  Parameter Definition: The parameter in question is defined as a long string type (e.g., STRING or RAWSTRING), but there is no associated display parameter that can handle the output or representation of that string.
  Function Module/Method Design: The function module or method may not be designed to handle long strings properly, leading to this error when trying to execute it.
  
  
  Solution:
  
  Check Parameter Definitions: Review the parameter definitions in the function module or method. Ensure that if a long string type is used, there is a corresponding