using make pano command output files of krpano version 1.17.4 is different from 1.22.3

we were using krpano version 1.17.4 but now want to upgrade to 1.22.3

but getting different tiles format while using 1.22.3

comamnd : make pano

Config : multires.config

level tiles are different

i m using below multires.config

# Multi-Resolution Panos

# Skin with Default Buttons

# basic settings

include basicsettings.config

panotype=autodetect

hfov=360

# output

flash=true

html5=true

# convert spherical/cylindrical to cubical

converttocube=true

converttocubelimit=360x45

# multiresolution settings

multires=true

tilesize=512

levels=auto

levelstep=2

maxsize=auto

maxcubesize=auto

leveldownload=auto

# output images path

tilepath=%INPUTPATH%/%BASENAME%.tiles/[mres_c/]l%Al/%Av/l%Al[_c]_%Av_%Ah.jpg

# preview pano settings

preview=true

graypreview=false

previewsmooth=25

previewpath=%INPUTPATH%/%BASENAME%.tiles/preview.jpg

# generate smaller mobile images

customimage[mobile].size=1024

customimage[mobile].path=%INPUTPATH%/%BASENAME%.tiles/mobile_%s.jpg

customimage[mobile].imagesettings=jpegquality=85 jpegsubsamp=444 jpegoptimize=true

customimage[mobile].xml=<mobile>[NL][TAB]<cube url="[PATH]" />[NL]</mobile>

# xml output

xml=true

xmlpath=%INPUTPATH%/%BASENAME%.xml

# skin / xml template

include defaultbuttons.skin

# html output/template

html=true

htmlpath=%INPUTPATH%/%BASENAME%.html

htmltemplate=html/embedpano.html

htmltemplate_html5=prefer

# compression settings (note - no jpegoptimize for extreme big panos, this could cause too much memory usage during building)

jpegquality=82

jpegsubsamp=422

jpegoptimize=false