Without the shield my dmesg gives me
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ftdi_sio 7-4:1.0: FTDI USB Serial Device converter detected
[66563.718688] usb 7-4: Detected FT232RL
[66563.718694] usb 7-4: Number of endpoints 2
[66563.718699] usb 7-4: Endpoint 1 MaxPacketSize 64
[66563.718704] usb 7-4: Endpoint 2 MaxPacketSize 64
[66563.718708] usb 7-4: Setting MaxPacketSize 64
[66563.720291] usb 7-4: FTDI USB Serial Device converter now attached to ttyUSB0
When I add the ethernet shield my dmesg gives me this
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ftdi_sio 7-4:1.0: FTDI USB Serial Device converter detected
[66563.718688] usb 7-4: Detected FT232RL
[66563.718694] usb 7-4: Number of endpoints 2
[66563.718699] usb 7-4: Endpoint 1 MaxPacketSize 64
[66563.718704] usb 7-4: Endpoint 2 MaxPacketSize 64
[66563.718708] usb 7-4: Setting MaxPacketSize 64
[66563.720291] usb 7-4: FTDI USB Serial Device converter now attached to ttyUSB0
[66674.506534] usb 7-4: USB disconnect, address 28
[66674.506653] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
[66674.506667] ftdi_sio 7-4:1.0: device disconnected
[66687.521386] usb 7-4: new full speed USB device using ohci_hcd and address 29
[66687.660077] usb 7-4: device descriptor read/64, error -62
[66687.920722] usb 7-4: device descriptor read/64, error -62
[66688.180963] usb 7-4: new full speed USB device using ohci_hcd and address 30
[66688.330146] usb 7-4: device descriptor read/64, error -62
[66688.591014] usb 7-4: device descriptor read/64, error -62
[66688.881036] usb 7-4: new full speed USB device using ohci_hcd and address 31
[66689.300094] usb 7-4: device not accepting address 31, error -62
[66689.450966] usb 7-4: new full speed USB device using ohci_hcd and address 32
[66689.870247] usb 7-4: device not accepting address 32, error -62
[66689.870274] hub 7-0:1.0: unable to enumerate USB device on port 4
Do I have to put the program on the arduino without the shield attached or am I missing something?