If the PROPATH contains an ill-formed URL (for example, one with the percent symbol (%), which is not allowed), the following processing occurs:
When the URL is not a fully qualified path, SEARCH and LOAD-IMAGE( ) do not raise an error, skip the URL, and continue searching with the next entry in the PROPATH.
When the URL is a fully qualified path, SEARCH and LOAD-IMAGE( ) raise an error.
When the URL is not a fully qualified path, SEARCH and LOAD-IMAGE( ) do not raise an error, skip the URL, and continue searching with the next entry in the PROPATH.