Error during conversion - field type conflict (see long text)

What causes this issue?

The sending and receiving fields have conflicting types. The receiving
field has type <zh>&V1&</>. Value <zh>&V2&</> was supposed to be
transferred to this field, but this conflicts with the type definition
for the receiving field.
The incorrect field is field <zh>&V3&</> of the receiver structure.
Record <zh>&V4&</> of the input file contains an error.

System Response

Conversion to the SAP format is terminated.

How to fix this error?

Correct the data in the input file.

Error message extract from SAP system. Copyright SAP SE.