How to assign operations in a way that they cannot be suspended over a non-working time period

Steps:

1.In the resource Gantt chart or the resource table, select a resource for which you want to specify the Production suspend time MAX.
2.Select the Settings tab of the properties window.
3.Specify -1 for the property “Production suspend time MAX”.

Depending on the value you specify for the property “Production suspend time MAX”, the setting will have the following meanings.
-1 ….. Does not allow the operation to straddle non-working time.
0 ….. Allows an operation to straddle non-working time.
Positive integer ….. Indicates the maximum amount of time (in minutes) that an operation can be suspended.