Rockwell Automation 57C620 AutoMax Programming Executive Version 3.8 User Manual

Page 292

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SĆ2

AutoMax Programming Executive Version 3.x

another rack. Error messages displayed while loading a UDC task

may reference PMI tunables, task tick rates, or a PMI OS." These

error messages indicate a problem in UDC tasks or the UDC

operating system.

S.1.3

Errors that Occur When Loading Tasks

Errors that can occur when loading tasks are usually specific

enough to pinpoint the problem. If a particular task is specified in

the error message, contact your software supplier. Error messages

displayed while loading a parameter object file may reference PMI

tunables, task tick rates, or a PMI OS." These error messages

indicate a problem in UDC tasks or the UDC parameter object file.

Other errors that may occur:

Task not found"
Ć attempting to load a task that does not exist in the specified

directory on the personal computer

Task not installed"
Ć either a task or the rack configuration file has not been

loaded into the rack successfully

Critical task cannot be stopped by itself"
Ć only a STOP ALL command can stop this task, which you are

trying to stop individually

Task already exists in chassis" and Given UDC drive

already contains a task"
Ć warns you that if you continue with the loading operation,

you will overĆwrite an existing task with the same name

Invalid data type in symbol table" or Invalid control type in

symbol table"
Ć there is an error in the configuration file in this rack; it is also

possible that the wrong configuration file has been loaded or

a wrong task has been loaded

Too many tunables"
Ć too many tunable variables defined in a UDC task
No symbol table present" or Array name not found"
Ć error in the configuration file in this rack

S.1.4

Errors that Can Occur in More than One Type of

Loading

If an error message indicates insufficient memory on a Processor,

the configuration and/or tasks are too large for the amount of

memory available on a Processor. Note that this error may occur

even if there is technically enough memory (in kilobytes) on the

Processor. If tasks have been deleted from the rack or loaded to the

rack numerous times individually, the memory available may be

fragmented into many small areas, none of which are large enough

to store the task or configuration file.
If you see the error No common storage allocated," there has

been an error in the sequence of loading. In this case, you must

load (or reĆload) the rack configuration to the Processor module. It is

very important to load the files in this order if you are loading

individual files. Alternately, you can choose the LOAD ALL command

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