POTENTIAL OPERATING ISSUES 
    Touchpoint Pro 
Pt. No. 2400M2566_1_EN  63  Operating Manual 
11  Error Codes 
The TPPR Controller may generate an error message if an exception is encountered. Each message has a code number 
that is listed, with its explanations and suggested remedy, in the table below. 
Key: 
CCB = Control Centre Board; COB = Communication Board; I/O = Input/Output Module; UDID = Unique Device Identifier. 
Honeywell Service Centre details are on the back page, and your local service contact may be found in: 
Configuration Settings>System Status>Tool Box>Global Settings>Service Contact Settings. 
 
Code 
 
Operation failed; invalid frame 
length. Please retry the 
operation. If the problem 
persists, please contact your 
local service representative. 
communication issue 
2. If still unsuccessful, reboot the COB by 
pressing [Accept + Reset] for 10 s. 
3. If the error still has not cleared, cycle the 
system power off and on. 
4. Contact your local service representative if 
Operation failed; invalid source 
address. Please verify that the 
current COB software and CCB 
firmware revisions are 
firmware update is 
not compatible with 
other installed 
1. Refer to the Help screen to confirm the 
currently installed version of software and 
firmware.  
Contact your Service Representative. 
I/O Module parameter write 
failed; UDID does not match. 
recognise the module 
1. Initialise the ring network and try again.  
2. If the error persists, contact your Service 
Operation failed; invalid channel 
type. 
Operation failed; invalid request 
type. 
———//———  ————————//———————— 
Operation failed; invalid 
command code. 
also occur due to 
non-compatible COB 
Software and CCB 
Firmware versions 
————————//———————— 
Operation failed; invalid object 
type. 
————————//———————— 
Operation failed; invalid object 
identifier. 
———//———  ————————//———————— 
Operation failed; invalid 
parameter identifier. 
also occur due to 
non-compatible COB 
Software and CCB 
————————//———————— 
Operation failed; wrong 
parameter identifier. 
———//———  ————————//———————— 
Operation failed; parameter is 
read-only. 
————————//————————