How To Fix W0039 - Time slots overlap (start & end &)

SAP Error Message - Details

• Message type: E = Error

• Message class: W0 - Customizing - ISR

• Message number: 039

• Message text: Time slots overlap (start & end &)

What causes this issue?

You attempted to assign a wave line a time slot which overlaps with a
time slot already assigned.

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?

Select a new time slot and assign it to the wave line. Make sure there
are no overlaps in the time slots in the line.

Error message extract from SAP system. Copyright SAP SE.