How To Fix AD801 - Error in parameter passing to dialog module

AD801 - Overview

• Message type: E = Error

• Message class: AD - Data Dictionary application messages

• Message number: 801

• Message text: Error in parameter passing to dialog module

What causes this issue?

A program error has occurred. Dialog module SAPMSD12 was called with
an incorrect parameter.

System Response

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

How to fix this error?

Contact your system administrator.

Error message extract from SAP system. Copyright SAP SE.

AD801 - Details

• The SAP error message AD801, which states "Error in parameter passing to dialog module," typically occurs when there is an issue with the parameters being passed to a dialog module in an SAP system. This can happen for various reasons, including incorrect data types, missing parameters, or issues with the function module being called.
  Causes of AD801 Error
  
  
  Incorrect Parameter Types: The parameters being passed to the dialog module may not match the expected data types. For example, if a string is expected but an integer is passed, this can lead to an error.
  
  
  Missing Parameters: If required parameters are not provided when calling the dialog module, it can result in this error.
  
  
  Function Module Issues: The dialog module or function module being called may have issues, such as being incorrectly defined or having bugs.
  
  
  Data Consistency Issues: If the data being passed is inconsistent or violates any constraints, it can lead to this error.
  
  
  Authorization