huawei e173 3g modem problem after upgrading routeros

It worked perfect before i upgraded to router os 5,7… Then it stopped working…
If i turn it on it stucks on dialing out. I have removed all the stuff i had and started from
the beggining again with all the needed stuff i needed. Apn dialing number and so on.

But it wont work… Any other that has problem with this ?

Ore anyone that has a clue what i could do ??

Have done different wikies and np there i. IF i go inte to the terminal i can se the modem
and the port and everything there is as it should be. But still it stucks on dialing out…

plz help…

from what version you made the upgrade?
what exactly isn’t working - the AT commands are working?