The system could not convert the characteristic successfully.

From the RVIVST00 view
IF &V4& = 'STATWAREN'
DEFINE &LINK& = '<DS:SIMG.SIMG_CFMENUOLSDVI45>Customizing</>'
ENDIF
IF &V4& = 'EINLADFGH'
DEFINE &LINK& = '<DS:SIMG.SIMG_CFMENUOLSDVI48>Customizing</>'
ENDIF
IF &V4& = 'VERFAHREN'
DEFINE &LINK& = '<DS:SIMG.SIMG_CFMENUOLSDVI50>Customizing</>'
ENDIF
IF &V4& = 'VERKEHRZW'
DEFINE &LINK& = '<DS:SIMG.SIMG_CFMENUOLSDVI46>Customizing</>'
ENDIF
IF &V4& = 'ARTGESCHA'
DEFINE &LINK& = '<DS:SIMG.SIMG_CFMENUOLSDVI47>Customizing</>'
ENDIF

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

What causes this issue?

The new key assignment of the &V1& characteristic of the &V2& country
key to the &V3& country key has not been carried out successfully.

System Response

The system issues an error message.

How to fix this error?

Analyze the cause of the error considering the following:
There is no entry for new key assignment from country &V2& to country
&V3& in the &LINK&.
You did not maintain the import or receipt information regarding
characteristic &V1& for country &V3& in the &LINK&.
You did not maintain the characteristic &V1& in the Foreign Trade data
of the business document.

Error message extract from SAP system. Copyright SAP SE.