Error codes

VALUE Central I/O (CIO) error codes
128Break abort
129Previous open
130Not existent device
131Write only
132Invalid command
133IOCB not open
134Bad IOCB number
135Read only
136End of file
137Truncated record
138Timeout error
139Device nack error
140Framing error
141Cursor overrange
142SIO overrun
143SIO checksum
144Device none
145Bad screen mode
146Function not implemented
147Insufficient screen memory
VALUE Serial I/O (SIO) error codes
150SERIAL PORT OPEN
151SERIAL PORT NOT OPEN
152BUFFER ERROR IN UPDATE
153UPDATE ERROR
154UPDATE ERROR
VALUE DOS 2 error codes
160BAD DRIVE NUMBER
161TOO MANY FILES
162DISK FULL
163I/O ERROR
164BAD FILE NUMBER
165BAD FILENAME
166POINT ERROR
167FILE PROTECTED
168BAD COMMAND
169DIRECTORY FULL
170FILE NOT FOUND
171BAD POINT
172BAD VTOC
173BAD FORMAT
174DUPLICATE FILENAME
175BAD LOAD FILE
176PROHIBITED APPEND
177BAD DISK
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