Status of tasks for job Id &1 ( error: &2, unfinished: &3 )

What causes this issue?

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

System Response

There are unfinshed tasks.
Ignore this warning if file processing is currently working on tasks. In
this case the numbers will change over time.

How to fix this error?

Check if program ESH_FL_PROCESS_TASKS has been scheduled/run for job ID
&V1& and action 'Retrieve file processing results'.

Procedure for System Administrators

For integration of file processing, applications implement extension
spot BADI_ESH_IF_FILE_LOADER (transaction SE19). For search model &v4&
the filter value for IV_JOB_ID is &v1&.

Error message extract from SAP system. Copyright SAP SE.