Adaptec 29320A-R Manual page 162

Windows Error Messages
[xxxxx021] Target device protocol error
An unexpected event occurred during data transfer between the
adapter and target device. Normally, this indicates a faulty or
noncompliant target device.
[xxxxx022] Adapter or target device protocol error
The adapter or target device has broken the communication
protocol. A badly behaving device could cause this message to
appear. Normally this is not a serious problem. If you get this
message frequently over a short period of time, it could indicate
that the device or system is malfunctioning. Unplug or turn off
unused devices to see if the problem persists.
[xxxxx023] Target device parity error
The driver has detected a parity error by the target device.
[xxxxx024] Data overrun or underrun
The adapter was given more or less data than the expected amount
of data.
[xxxxx031] Target device queue full
The target device internal buffer is full.
[xxxxx032] Target device busy
The target device reports a Busy status. Another program may
already be using this device.
[xxxxx050] Host adapter failure
[xxxxxx9A] Host adapter failure
Your host adapter may not be properly installed or is defective. Try
resetting the adapter in the PCI slot, or try installing it a different
PCI slot.
[xxxxx081] Adapter initialization failure
[xxxxxx8A] Adapter initialization failure
[xxxxxx83] Adapter initialization failure
An error has occurred while the driver was setting up its internal
data structures. Verify that your adapter is supported by this
version of the driver.
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