# DOS error levels returned by PNPENABL.EXE

The following table displays the DOS error levels returned by PNPENABL.EXE on exit:

DOS error level | Message
0 | Success
1 | Not used
2 | Bad I/O address given with /IO=
3 | Bad MEM address given with /MEM=
4 | Bad IRQ channel given with /INT=
5 | No PNP adapters found
7 | Unable to deactivate the card
8 | Unable to set the IRQ channel
9 | Unable to set the IRQ type
10 | Unable to set the I/O base address
11 | Unable to set the MEM base address
12 | Unable to activate the card