Error in job scheduling. Function module: &1, return code &2-&3

What causes this issue?

An internal error in job scheduling has occurred.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

For information on the cause, see the system log (<LS>Tools ->
Administration -> Monitor -> System log</>) and the return codes.
Meaning of return codes:
Return code,,Meaning
01-00,,General: Job name missing
02-00,,General: Report name missing
03-00,,General: Server group missing
04-00,,General: Target system missing
05-00,,General: Report variant missing
05-00,,General: Report variant missing
06-00,,General: Parameter name too long
,,(max. 8 places)
07-00,,General: Parameter value (LOW) too long
,,(max. 45 places)
08-00,,General: Parameter value (HIGH) too long
,,(max. 45 places)
09-00,,General: Parameter type (TYPE) invalid
,,("S" or "P")
10-xx,,General: Error starting report
11-00,,General: Job not released
12-00,,General: Request report name missing
20-00,,Check job: Invalid start date
21-00,,Check job: Start date missing
22-00,,Check job: Start date (before holiday)
,,is in the past
23-00,,Check job: Start date invalid according
,,to factory calender
24-00,,Check job: Start date is a holiday
25-00,,Check job: Factory calender invalid
26-00,,Check job: Unknown error (factory
,,calender)
27-00,,Check job: Number of workdays missing
28-00,,Check job: Invalid number of workdays
,,(max. 19)
29-00,,Check job: Start time on workday missing
30-00,,Check job: "Do not execute before" missing
31-00,,Check job: Specified period too small
,,for restriction
32-00,,Check job: Latest start date incomplete
33-00,,Check job: Start date incomplete
34-00,,Check job: Event invalid
35-00,,Check job: Previous job not unique
36-00,,Check job: Previous job invalid
37-00,,Check job: Latest start date is in
,,the past
38-00,,Check job: Event missing
39-00,,Check job: Operation mode invalid
40-00,,Check job: Start date is in the past
41-00,,Check job: Start after job not possible
,,by period
42-00,,Check job: Period dates missing
43-00,,Check job: No job selected
44-00,,Check job: System error
45-00,,Check job: Interval start date too large
,,(max. 365 days)
46-00,,Check job: Target server missing
50-01,,Open job: Function cannot be executed
50-02,,Open job: Invalid job data
50-03,,Open job: Jobname missing
50-90,,Open job: Unknown error
60-11,,Request report: Deletion not possible
61-12,,Request report: Report is locked
61-13,,Request report: Locking error
62-14,,Request report: Error reading report
63-15,,Request report: Invalid OPTION value
64-16,,Request report: Invalid SIGN value
65-17,,Request report: Line in editor too long
,,(max. 72 characters)
66-18,,Request report: Save not possible
67-19,,Request report: Entry in TRDIR missing
,,(before generation)
67-21,,Request report: Entry in TRDIR missing
,,(after generation)
68-20,,Request report: Generation error
80-31,,Job close: Immediate start not possible
80-32,,Job close: Invalid start date
80-33,,Job close: Jobname missing
80-34,,Job close: Function cannot be executed
80-35,,Job close: Job has no steps
80-36,,Job close: Job cannot be executed
80-37,,Job close: Locking error
80-91,,Job close: Unknownn error
99-00,,Unknown error
If you cannot determine the cause of the problem, write down the
message text and notify your system administrator.

Error message extract from SAP system. Copyright SAP SE.