TOPIC:

        if ([[textAnnot substringToIndex:0] isEqualToString:@" "]) {
            textAnnot = [textAnnot substringFromIndex:1]; // when show note, delete space character

        }

        NSMutableString * tempTextAnnot = [[NSMutableString alloc] initWithString:textAnnot];
        [tempTextAnnot insertString:@" " atIndex:0]; // add space character for fix this problem :) 
        textAnnot = [tempTextAnnot copy];
        [m_view vModifyTextAnnot:tempTouchX :tempTouchY :textAnnot];