Complete and completed

[chanbr]

The word "complete" baffles me.

I have seen sentences like the following. Are both of the sentences correct? Do they have different meanings?

When the task is complete, you should . . .
When the task is completed, you should . . .

[2006]

The word "complete" baffles me.

I have seen sentences like the following. Are both of the sentences correct? yes
Do they have different meanings? no

When the task is complete, you should . . .
When the task is completed, you should . . .

2006