intermitant problem with 1st and second gear?

im having a problem with an 04 plate kia sedona manuel. Itermitantly it wont go into ether first or second then after messing around with the gear stick it will return to getting both gears anybody any ideas.
thanks
barry
barry850, July 2015


done
thanks cdc il have a look at the linkage

barry850, July 2015
Not to sure on these but I would check for a worn linkage from lever to box

cdc, July 2015
link Click here to see other fixes for Kia.