How To Fix INV302 - Methos &1 of class &2 called with impermissible parameters

INV302 - Overview

• Message type: E = Error

• Message class: INV - Check for Bill Receipt

• Message number: 302

• Message text: Methos &1 of class &2 called with impermissible parameters

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message INV302 - Methos &1 of class &2 called with impermissible parameters ?

  The SAP error message INV302, which states "Method &1 of class &2 called with impermissible parameters," typically indicates that a method in an ABAP class was invoked with parameters that do not meet the expected criteria. This can occur due to various reasons, such as incorrect data types, missing required parameters, or parameters that are out of the expected range.
  Causes:
  
  Incorrect Parameter Types: The parameters passed to the method do not match the expected data types defined in the method signature.
  Missing Parameters: Required parameters are not provided when calling the method.
  Invalid Values: The values of the parameters do not conform to the expected constraints (e.g., a negative number where only positive numbers are allowed).
  Method Signature Changes: If the method signature has changed (e.g., in a newer version of the class), and the calling code has not been updated accordingly.
  Incorrect Object Instantiation: The object of the class may not have been instantiated