ColdFusion and JRun Studio: Attempting to Rename and Create Folder Return the Error 'Unknown' on Unix Based Servers
Be aware of this bug on Unix-based servers running JRun Studio or ColdFusion Studio 5: If you try to rename a folder that is set to read-only permissions or create a folder within a folder set with read-only permissions, through Macromedia FTP or RDS, you will see the following error message:
Error Renaming File: Unknown
Error Creating Directory:Unknown
The URL below will tell you how to fix this:
ColdFusion and JRun Studio: Attempting to Rename and Create Folder Return the Error "Unknown" on Unix Based Servers