HP 82479A Owner's Manual page 230

Error and Warning Messages
File Mismatch
File filename Missing
Illegal Field Type
Invalid # Digits
Invalid Date Window
Invalid Time Window
Invalid Buffer File
Insufficient Memory
Invalid Channel
Invalid Function
Invalid Group Number
Invalid Input
Invalid Limit Action
Invalid Limit Channel
Invalid Limit Type
Invalid # Scans
Invalid Setup
Invalid Setup Size
The data file and the buffer file do not have the same structure.
A custom program, conversion, or limit file is not in memory.
The HP-71 file to be transferred is not of the expected format.
The number of digits of resolution specified by the setup file is not 3, 4,
or §.
The time period specified for time/date search in the data file is
invalid.
The buffer file in memory is either nonexistent or contains invalid
data.
The memory of the HP-71 is too full to continue. Usually, extra files
may be removed to provide enough room to continue.
The HP 3421A channel specified is of the wrong type, such as a digital
channel specified for a resistance measurement.
The function number specified for a trace/group in a setup file is out of
range.
A group number has been specified which is less than 1 or greater than
20.
This message indicates that the response to a prompt is not correct.
Usually the message occurs when letters or non-integer numbers are
entered when an integer is required, such as for a channel number.
In the MSDOSXFR program,the message may also mean the MS-DOS
file specifier is invalid. The format must be the following: 1) Device
specifier followed by "'"; 2) Optional path specifier; 3) Filename, 1-8
legal MS-DOS file-naming characters; 3) Optional "." followed by
filename extension, 0-3 legal MS-DOS file-naming characters.
The limit action number specified in the setup file is out of range.
The channel number specified for a limit action is either out of range
or specifies a nonexistent channel.
The limit type specified is not L, H, S, or C or is inappropriate for the
measurement.
A group may specify from 1 to 99999 scans for each group.
The setup file does not have the correct field structure to be a setup for
this program. The setup files for STRIP, MONITOR, and LOG have
different structures.
The setup file specified is of the correct structure, but contains either
less than one or more than the maximim allowable number of
traces/groups.