Solving Certificate Error

This trick is for Nokia phones, symbianv3, v5 and v^3
To sign your application, you need
two things:
a. Certificate + Key of your
phones
(.cer & .key)
b. Application signer.
1. you have to go to opda
signature website
www.shoujizu.net/en/
2. There, you'll see "Register"
link on
top right corner(Beside "Login" Link),
Click on it.
3. Fill all the fields
according to the
requirement, and follow the
process to
complete the registration. 4. After the registration process is
complete, go to Login Page
(Link) and write in your
username and password
and click Login and you'll
successfully be logged in. 5. Now click on
"My Certificate" From
the top navigation menu. After
loading
the page, you'll see two
orange buttons on top right with
names
"Apply Cer" and "Upload Cer".
Click on
"Apply Cer" button.
6. You'll
see a page with 4 requirements, i.e. Model, IMEI,
Confirm
IMEI and Remark. In the Model
field,
type in your phone model, e.g;
Nokia 5800. In the IMEI field, type
your
phone's IMEI, which you can
obtain by typing *#06# on
your phone. In the
Confirm IMEI field, simply type in the
IMEI which you entered in the
previous field. In the Remark
Field,
write in your remarks, e.g; My
Nokia 5800 Xpress Music and then
click Submit Application.
7.
You're now almost done here!
Now
you need to be patient while
your request for OPDA certificate is
being
processed. Mean while, you
can check
the status of your request by
clicking on My Certificate button. (It
usually takes between 12-76
hours for your
certificate to be generated.) 8.
After your certificate is ready,
you'll see Two Links on the right side
of the
My Certificate page, one is for
Certificate, and the other is for
Key.
Download both of these files by using
right click and Save As.. option.
Then save it in ur phone
memory
9.download free signer from
here wap.mobiles24.com/
index.php?
p=downloadid&id=454015&Submit=GO
10.if it is not installed in ur
phone do ur date setting
before 1or 2 years left that means now date 17.05.2011 u
hav to do in ur date setting
17.05.2010/09
11.install it then open it u will
see inthe option setting , go to
setting then u will see sign cert and sign key open it and
choose ur .cert and .key file
thats it
12.then go back then u wil see
add task open it and choose ur
application for signing then press go thats it.