. >> reporter: jonathan chan went online to apply to several colleges through something called "common a lot of work. i'm just glad it's done. >> reporter: using only one form, students can pick their colleges from a list of more than 500 universities in the u.s. and abroad. it's been so popular, common app had to spend millions of dollars to upgrade their system. but when students started to fill out their early applications this month, there were clearly problems with the software. >> parents are e-mailing me, telling me that their daughter has been trying to submit and they go to "my colleges," all their colleges that are in the list, and half of them are gone. >> michelle is an independent college advisor in walnut creek. all of her 20 seniors have had some kind of problem. there are reports of students repeatedly being logged out or duplicated payments. chan said he spent days trying to get his application in. >> what we realized was when i typed in my name into the common app account, i said jonathan chan and put a space bar after. that set up a bunch of problems and i wasn't abl

. >> reporter: jonathan chan went online to apply to several colleges through something called "commonot of work. i'm just glad it's done. >> reporter: using only one form, students can pick their colleges from a list of more than 500 universities in the u.s. and abroad. it's been so popular, common app had to spend millions of dollars to upgrade their system. but when students started to fill out their early applications this month, there were clearly problems with the software. >> parents are e-mailing me, telling me that their daughter has been trying to submit and they go to "my colleges," all their colleges that are in the list, and half of them are gone. >> michelle is an independent college advisor in walnut creek. all of her 20 seniors have had some kind of problem. there are reports of students repeatedly being logged out or duplicated payments. chan said he spent days trying to get his application in. >> what we realized was when i typed in my name into the common app account, i said jonathan chan and put a space bar after. that set up a bunch of problems and i wasn't able to

>>> jonathan chan went online to apply for college through something called common application autos it's a lot of work. i'm just glad it's done. >> using only one form, students can pick colleges from a list of more than 500 universities in the u.s. and abroad. it's been so popular, common app had to spend millions to upgrade its system. but when students started to fill out early april politics this month, there were problem was the software. >> parents e mailing me telling me their daughter has been trying to submit they go to my colleges in the miss. and half are gone. >> michelle is an independent college advisor in walnut creek, all 20 seniors had a problem. there are reports of students being locked out or due ply indicated payments. chan says he spent days trying to get it in. >> what we realized is that when i typed in name into the common app account i put a space bar after that set up problems i wasn't able to connect. >> twitter has been a place to report, and vent a problem a. >> never happen brd. >> some colleges have been forced to extend deadlines. st. mary's college

>>> jonathan chan went online to apply for college through something called common application autos it's a lot of work. i'm just glad it's done. >> using only one form, students can pick colleges from a list of more than 500 universities in the u.s. and abroad. it's been so popular, common app had to spend millions to upgrade its system. but when students started to fill out early april politics this month, there were problem was the software. >> parents e mailing me telling me their daughter has been trying to submit they go to my colleges in the miss. and half are gone. >> michelle is an independent college advisor in walnut creek, all 20 seniors had a problem. there are reports of students being locked out or due ply indicated payments. chan says he spent days trying to get it in. >> what we realized is that when i typed in name into the common app account i put a space bar after that set up problems i wasn't able to connect. >> twitter has been a place to report, and vent a problem a. >> never happen brd. >> some colleges have been forced to extend deadlines. st. mary's college

. >> jonathan chan went online to apply to several colleges through something called common applicationsd it's done. >> using only one form, students can pick their colleges from a list of more than 500 universities in the u.s. and abroad. it's been so popular, common app had to spend millions of dollars to upgrade their system. but when students started to fill out their early applications this month, there were clearly problems with the software. >> parents are e-mailing me, telling me that their daughter has been trying to submit and they go to "my colleges," all the colleges in the legs and half of them are gone. >> michelle is an independent college advisor in walnut creek. all of her 20 seniors have had some kind of problem. there are reports of students repeatedly being logged out or duplicated payments. chan said he spent days trying to get his application in. >> what we realized was when i typed in my name into the common app account, i said jonathan chain and put a space bar after. that set up a bunch of problems and i wasn't able to connect. >> twitter has been a problem to re