TLOG job would fail with the below error if a TLOG job is overlapping with another Diff or TLOG job:
Msg 61700, Level 19, State 1, Line 0: A timeout has occurred while waiting for SQL Server to respond to a LiteSpeed request.
You are attempting to backup the database with multiple operations. These can either be Native or LiteSpeed jobs.
Please check the SQL Server agent for multiple Full/Log/Differential job operations for the same database.
BACKUP LOG is terminating abnormally.