The object &2 &3 has not yet been imported successfully into client &4

What causes this issue?

The object
&V1& &V2& &V3&
has not yet been imported into client &V4& without error.

System Response

Import post-processing is not performed for this object in client &V4&.

How to fix this error?

Examine the import log for this transport request for error messages.
Repeat the import after removing the cause of the errors.

Error message extract from SAP system. Copyright SAP SE.