All Oracle Error CodesOracle DBA Forum

O2F-00307:

Unable to read the INTYPE file
Cause: The first token of the INTYPE file was not read. Either an operating system error occurred while attempting to read from the INTYPE file, or all lines of the INTYPE file are blank lines or comment lines.
Action: Try opening the INTYPE file with an editor to make sure you are able to access the file. Make sure the INTYPE file contains one or more type specifications.