Troubleshooting; Run-Time Error '68; Can't Use Comnn Port - Light O Rama DC-MP3 User Manual

Use the Open file box to select the firmware file. This
is the .lhx file you saved in the Firmware folder. Click
the Open button. The window will look like this:
In Step 3 – Press Download Button, click the
Download button. If the DC-MP3 currently has the
original firmware, press the Reset button on the DC-
MP3. Versions 2.0 of the firmware and later do not
require pressing the reset button on the DC-MP3 –
the firmware download will start automatically.
The Update progress bar will fill from left to right.
When the new firmware is loaded, the Status will
change to "Successful" and the DC-MP3 will reboot.
The E, R and C LEDs will chase briefly to indicate
new firmware and then the E and P LEDs will remain
lit.
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DC-MP3 DC-MP3

Troubleshooting

Run-time error '68':

On some PCs there is a problem with the program
runtime support when referencing a removable
media drive with no disk/CD/floppy in it. If you click
the Create Show button on the LOR MP3 tab and
see this window:
Put a disk/CD/floppy in all removable media drives.
Some PCs may see this error if you forget to put the
SD card in the reader/writer.

Can't Use COMnn Port

Only one Windows application can use the COM
port at a time. For example, if you are running the
Sequence Editor and start the Hardware Utility, the
Hardware Utility will not be able to use the COM
port.
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