Plug in USB device: Window appears saying Removable medium is inserted and asking if you want to Open in File Manager.
Click OK.: Contents of USB device appears in PCManFM window and device is listed in the PCManFM panel.
In the PCManFM Window, right click on a blank section and click on Create New and select Folder.: Window appears, prompting for folder name.
Enter test and click on OK.: New folder called test appears in PCManFM window.
Right click on the folder test and click on Copy .: No error should be reported.
Click on Desktop in navigation section.: PCManFM window now displays desktop.
In the PCManFM Window, right click on a blank section and click on Paste.: Folder test should appear.
In the PCManFM Window, right click on a blank section and click on Create New and select Folder.: Window appears, prompting for folder name.
Enter test1 and click on OK.: New folder called test1 appears in PCManFM window.
Right click on the folder test1 and click on Copy .: No error should be reported.
Click on USB device in PCManFM panel.: PCManFM window now displays USB device.
In the PCManFM Window, right click on a blank section and click on Paste.: Folder test1 should appear.
Click on Desktop in navigation section.: PCManFM window now displays desktop.
Right click on the USB device in the PCManFM panel, select Eject Removable Media.: The USB device is no longer listed in the PCManFM panel.

If all actions produce the expected results listed, please submit a 'passed' result. If an action fails, or produces an unexpected result, please submit a 'failed' result and file a bug. Please be sure to include the bug number when you submit your result.