Included are these options since the beginning of the earlier version and the new.There is no difference in the search for channels

I forgot that I noticed when scanning channels with version 7.11.0, when the task of scanning program has set for the region Serbia from 1-47 and at one point raises to 56 and the program finds all channels.Version 7:12:03 this does not work and is not all channels

I tried to 500ms and 1000 ms but not working.what the problem. settings are as version 7.11.0

Greeting
Has a USB TV card Astrometa DVB-T2 / C.Iz Serbia alone.
My problem is that when she was a version 7.11.0 progdvb then when scanning program DVB-C with multiplex Serbia located 208 channels.Sa version 7.12.03 and with the same multiplex Serbia is 108 channels .Da mention it happens from ...