Rockwell Automation 9323-S5500D A.I. SERIES MICROLOGIX 1000 AND PLC-500 SOFTW - Manual (Page 518)

Error Codes
B-xvii
Macro
1: MACRO_LEVEL_ERROR
Keyboard macros nested too deep (>5 levels)! Previous macro will not be saved on
stack.
2: MACRO_LEVEL_ERROR
Keyboard macros nested too deep (>5 levels)! Previous macro will not be saved on
stack.
These errors indicate that you have nested your macros too deeply. A nested macro is
one which is called by another macro. For example, you may have an [Alt-A] macro.
You might also have an [Alt-B] macro that calls the [Alt-A] macro.
Malloc
This is a memory allocation error. There is not enough RAM free on your computer to
perform the operation you are attempting. See the section on Memory Errors, above.
NETWORK_ERROR
These are errors related to the DH-485 network. They are generally caused by a
communications problem or a problem with the SLC 500 processor.
1: NETWORK_1
Network Communications have been shut down.
2: NETWORK_2
SLC 500 RAM Corrupt! - Processor must be initialized by DOWNLOADING a
program to it.
7: NETWORK_7
SLC 500 station not found on network at specified address!
This error may also occur if there are two or more devices at the same DH-485 network
node address.
2000: NETWORK_2000
Communications port not found in computer! Check configuration.
2001: NETWORK_2001
KT/KL card not found at specified address. Check configuration.