PROCEDURE string, invalid mode
CauseUTL_FILE.INVALID_MODE: An error occurred when accessing a file.
ActionCheck that files being accessed have correct permissions, then retry.
The Google Search results shown above are obtained by searching for this error using a custom google search engine which is restricted to a specific list of oracle reference sites. If you know a good oracle reference/help site and think that site should be included in this search, you can contribute to this search engine here.