How To Fix /AIF/ODATA021 - Invalid character &2 for array at position &1.

/AIF/ODATA021 - Overview

• Message type: E = Error

• Message class: /AIF/ODATA -

• Message number: 021

• Message text: Invalid character &2 for array at position &1.

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /AIF/ODATA021 - Invalid character &2 for array at position &1. ?

  The SAP error message /AIF/ODATA021 Invalid character &2 for array at position &1 typically occurs in the context of SAP Application Interface Framework (AIF) when processing OData services. This error indicates that there is an invalid character in an array element at a specific position, which is not allowed according to the expected data format.
  
  Cause:
  
  Invalid Characters: The error is often caused by the presence of invalid characters in the data being sent to or received from the OData service. This could be due to special characters, control characters, or characters that are not allowed in the specific data type.
  Data Format Issues: The data being processed may not conform to the expected format defined in the OData service metadata. For example, if an array is expected to contain only numeric values, but a string or special character is included, this error may occur.
  Encoding Issues: Sometimes, encoding issues can lead to invalid