Issue The payroll user is entering employee time in the Time Journal, when he tabs to the next line, he receives the following error:

The Time Journal line already exists.
Identification fields and values.
Journal Template Name='Time',Journal Batch Name='TJ1100-09',LineNo.='20000'.
Solution
The default journal sort order had been changed, so that the first line number - 10000 - was at the bottom. The system cannot insert a line before this.

The user changed the sort order and was able to continue working