Viewing 2 posts - 1 through 2 (of 2 total) Author Posts December 19, 2012 at 5:53 am #10670 LTTParticipant Tab columns = 4 Three steps as the image shows: 1. Select vertically; 2. Insert a character; *(8 spaces were inserted in the second line.) 3. Undo. *(4 spaces remained and could not be undone.) December 20, 2012 at 1:12 am #10674 Yutaka EmuraKeymaster Hi LTT, I reproduced this issue, and it will be fixed on the next version. Thanks! Author Posts Viewing 2 posts - 1 through 2 (of 2 total) The forum ‘EmEditor Core Bug Reports’ is closed to new topics and replies.