As per manual,minutesWithin() is to return
Quote:
Total number of minutes from start to end of the bar with the given offset
It works as it should except for the first bar on Sunday.

Weekend=1, first available M1 "tick" on Sun is 2116 UTC.
Quote:
[1866: Fri 16-05-13 20:46] (122.80) Skiping.. minWithin= 5.0, skipBars= -2

[1867: Fri 16-05-13 20:51] (122.80)time= 1651
[1868: Fri 16-05-13 20:56] (122.82)time= 1656
[1869: Fri 16-05-13 21:01] (122.99)time= 1701

[1870: Sun 16-05-15 21:21] (122.85) Skiping.. minWithin= 2900.0, skipBars= -1

[1871: Sun 16-05-15 21:26] (122.86) Skiping.. minWithin= 5.0, skipBars= -1

2900 minutes is exactly the time to the end of the previous bar on Friday, not to open at 2116 on Sun.