Hi,

My application makes phonecalls using the CTelephony API.

So far it has been running on many Symbian 9.1 and 9.2 and some 9.3 phones.

Lately, a customer reported an issue happening on a...

Another cause to the certificate exception is the phone's date and time.

I had it 6 months behind on my Nokia 6500, and my application got the certificate exception when calling https.
...

FYI - another reason for getting the "Update error" is changing the globally unique vendor id in the .pkg file:

example:

1)
#"MyApp"(0x2000XXX1),1,0,15
:"VendorX"

2)...