How To Fix EA718 - The character string & is not a valid XML tag for the IDoc type

EA718 - Overview

• Message type: E = Error

• Message class: EA - IDoc Basis Messages

• Message number: 718

• Message text: The character string & is not a valid XML tag for the IDoc type

What causes this issue?

The character string '&v1&' could not be interpreted as a tag. A tag
was expected '<XYZ>' or '</XYZ>', where XYZ is the
<DS:GLOS.3526B594AFAB52B9E10000009B38F974>IDoc type</>. The tag '<XYZ>'
must follow after the prolog and the optional DTD declaration, and the
IDoc data and tag ' </XYZ>' must be at the end.

System Response

The file cannot be processed.

How to fix this error?

Correct file &v2&.

Error message extract from SAP system. Copyright SAP SE.

EA718 - Details

• The SAP error message EA718 indicates that there is an issue with the XML structure of an IDoc (Intermediate Document) being processed. Specifically, the error states that a character string (represented by &) is not a valid XML tag for the specified IDoc type. This typically occurs when the IDoc data is being converted to XML format, and there are invalid characters or tags that do not conform to XML standards.
  Causes:
  
  Invalid Characters: The IDoc may contain special characters or invalid XML characters that are not allowed in XML tags. For example, characters like &, <, or > need to be properly escaped.
  Incorrect Tag Names: The IDoc may have tag names that do not conform to XML naming conventions (e.g., starting with a number, containing spaces, or using special characters).
  Malformed IDoc Structure: The structure of the IDoc may not match the expected format for the specified IDoc type, leading to invalid