How To Fix /CCIS/TAX666 - Error in complex type parsing

/CCIS/TAX666 - Overview

• Message type: E = Error

• Message class: /CCIS/TAX -

• Message number: 666

• Message text: Error in complex type parsing

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.

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/CCIS/TAX666 - Details

• The SAP error message /CCIS/TAX666 Error in complex type parsing typically occurs in the context of the SAP Convergent Charging (CC) or SAP Convergent Invoicing (CI) modules. This error indicates that there is an issue with parsing a complex data type, which can arise from various reasons, such as incorrect data formats, missing required fields, or issues with the XML structure being processed.
  Causes:
  
  Incorrect XML Structure: The XML data being processed may not conform to the expected schema, leading to parsing errors.
  Missing Required Fields: Certain fields that are mandatory for the processing of the complex type may be missing in the input data.
  Data Type Mismatch: The data types of the fields in the XML may not match the expected types defined in the schema.
  Encoding Issues: There may be issues with character encoding that prevent proper parsing of the XML data.
  Version Mismatch: The version of the schema being used may not match