ERR-026 Floppy disk error; read / write error occurred Replace floppy
If you are have a running system and the HDD is "unloaded", you might be able to "RES HD,FM00" instead of "LOA FILE"
Some of the error codes are in the Commands Manual Vol 1, page 11
General categories of errors are listed below:
• ERR-000 to 039: See below.
• ERR-040 to 049: Undefined, uninstalled, unassigned data.
• ERR-050 to 059: Unavailable or out of range data.
• ERR-060 to 069: Assigned twice.
• ERR-070 to 079: Invalid range specification.
• ERR-080 to 089: Typed twice.
• ERR-090 to 099: Busy status.
• ERR-100 to 127: Data unmatched or miscellaneous
ERR-001 Function error; verb-noun not defined Enter correct verb / noun
ERR-002 Command not executable;command cannot be processed concurrently with another command Reenter this command after other command terminates
ERR-003 Data access error; data currently in use by another command Reenter this command after other command terminates
ERR-004 Input parameter error; no required parameter
• Undefined parameter
• Value out of range
• Invalid parameter input format, etc.
ERR-005 Input time-out; time-out for a response occurred
ERR-006 Character input exceeds parameter; more than 128 characters input Check the parameter
ERR-007 Stop command invalid; stop function not available
ERR-008 Processor failed Recover the system and reenter the command
ERR-009 Command program does not exist in the file Check the file
ERR-010 Service associated with command not available Check available service
ERR-011 System operation mode is changing to parallel Reenter when the system has completed the change
ERR-020 I/O device failed Repair fault and reenter this command
ERR-021 I/O device not installed Specify an installed I/O device
ERR-022 Invalid I/O device; system file specified Specify a non-system file
ERR-023 I/O device in use by another command or on-line program Reenter command after I/O device is released
ERR-024 File name not found Check the file name
ERR-025 File memory lacks space to create new file Check remaining space in file memory
ERR-026 Floppy disk error; read / write error occurred Replace floppy disk
ERR-027 File size too small; output data overflowed specified file Create a new, larger file
ERR-028 Invalid file name; invalid system file specified Enter a valid file name
ERR-029 I/O error condition; unusual access requested Reeneter the command after checking the access condition
ERR-030 File label unreadable Request a file with a valid file label
ERR-031 I/O device is out of service Reenter this command after I/O service is restored
ERR-032 Primary power lost Reenter the command after primary power is restored
ERR-033 LOGIN session not initiated Enter LOGIN command
ERR-034 Invalid security level Specify an installed I/O device
ERR-037 I/O device not installed; the backedup filer has not been loaded to the hard disk Reenter the command after the backed-up file is loaded