ABB IRC5 Operating Manual page 515

Probable causes
1) Project has been stopped.
2) A power fail has occurred, and the RAPID program has been
started without starting the project again.
3) A restart has been done, and the RAPID program has been
started without starting the project again.
Recommended actions
Start a project.
In some cases PP must be moved to main.
111958, No active project
Description
Task: arg
Instruction arg failed.
Program Ref. arg
Consequences
The program execution is immediately halted.
Probable causes
There is no project running when executing instruction.
No arg or a low value is used on arg in this instruction.
Recommended actions
Use an error handler and do a RETRY on instruction.
Recovery: arg
111959, Not valid work object data
Description
Task: arg
Instruction arg failed.
No Work Area has reference to work object data named arg.
Program Ref. arg
Consequences
The program execution is immediately halted.
Recommended actions
Use an error handler and do a RETRY on instruction with
another work object data as parameter.
Recovery: arg
111960, Invalid descriptor used
Description
Task: arg
Instruction arg failed.
The Work Area descriptor that is used refers to an object that
does not exist.
Program Ref.arg
Operating manual - Troubleshooting IRC5
3HAC020738-001 Revision: AA
Consequences
The program execution is immediately halted.
Probable causes
An instruction/function is executed without a valid descriptor.
The Work Area descriptor has not been fetched correctly, or it
is a restart after power fail.
Recommended actions
Check manual about how to get valid descriptors for Work
Areas.
111962, Invalid target handle
Description
Task: arg
Instruction arg failed.
The target handle that is used refer to an object that does not
exist or is not initialized.
Program Ref. arg
Consequences
The program execution is immediately halted.
Probable causes
An instruction/function is executed without a valid descriptor.
The target handle has not been fetched correctly, or it is a
restart after power fail.
Recommended actions
Restart the project or rewrite the RAPID program.
111963, Invalid action handle
Description
Task: arg
Instruction arg failed.
The action handle that is used refer to an object that does not
exist or is not initialized.
Program Ref. arg
Consequences
The program execution is immediately halted.
Probable causes
An instruction/function is executed without a valid handle.
The action handle has not been fetched correctly, or it is a
restart after power fail.
Recommended actions
Restart the project or rewrite the RAPID program.
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5 Troubleshooting by event log
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