SensatioN ROM - Network Problem - Galaxy S II Q&A, Help & Troubleshooting

When I boot galaxy S II i get this message on startup:
Network unavailable , Check your internet connection.
I checked and i have.
why this message appear?

whit3. said:
When I boot galaxy S II i get this message on startup:
Network unavailable , Check your internet connection.
I checked and i have.
why this message appear?
Click to expand...
Click to collapse
Ask in the ROM thread, not a new one.

It happend in two diffrent ROM's

Did you check if you have a network connection and also check your IMEI is correct .
Might be a dirty Sim card .
jje

Related

[Q] Galaxy S II GT-i9100 unlocked but...

Hi all i have a Galaxy S II GT-i9100 was on the 3 Hutchinson network, all the locks are off using the *#7465625# code to check, but i still am unable to put another sim in it i have tried most of the carriers, 02, virgin, vodafone when i select the network for them the phone says registered with network, but when i make a call the phone says mobile network unavaiable any advice or tips welcome
One post Q&A as per rules please .
Are you entering the network connections or just hoping for them to auto enter .
Is your IMEI the correct one .
jje
JJEgan said:
One post Q&A as per rules please .
Are you entering the network connections or just hoping for them to auto enter .
Is your IMEI the correct one .
jje
Click to expand...
Click to collapse
Sorry this was my first post , i have auto entered and selected the networks but neither has worked and my IMEI number is the one thats on the inside of the phone and its not blocked nor barred i have checked on a few IMEI site's to see if it has been blocked but it shows it has not been just kinda new to these types of phones
Try manual settings as phone may not have a CSC that auto enters the network details .
jje
i have tried both methods to make the sim works it says registered with network shows full signal but still wont let me make calls
Backup data and factory reset the phone .
jje
Done as asked but same thing gonna find my big hammer

Solved "Your SIM card does not allow a connection to this network"

Hello Everyone, I am using Samsung Ace s5830i and since yesterday I am not able to make any calls, when I try to call a number it says "Mobile Network not available" but I can see good signal strength and I am also able to use GPRS. In the notification area it says "Emergency calls only".
I went to Settings -> mobile networks, when I try to manually select my operator(TATA Docomo, i'm from India) i get the error "Your SIM card does not allow a connection to this network".
I have removed the sim card, inserted in another mobile, it works fine. When I try try to insert a sim card of some other operator into ace I get the same errors listed above.
These are the things that I have tried.
1. Removed the sim card, battery inserted them back and restarted the phone
2. Restored my Nandroid backup
3. Complete factory reset
None of these worked and still I get the same error.
Information regarding the phone:
Model- Samsung Galaxy Ace s5830i rooted with CWM 5.0.2.6
Android version - 2.3.6
Mobile network type - GPRS
Network- TATA Docomo
Signal Strength - -90dBm
Service state - Out of service
Mobile network state - Disconnected
IMEI - Unknown
I have called Network provider they say fault is with the phone.
Any help would be really appreciated...
Anil Kiran said:
Hello Everyone, I am using Samsung Ace s5830i and since yesterday I am not able to make any calls, when I try to call a number it says "Mobile Network not available" but I can see good signal strength and I am also able to use GPRS. In the notification area it says "Emergency calls only".
I went to Settings -> mobile networks, when I try to manually select my operator(TATA Docomo, i'm from India) i get the error "Your SIM card does not allow a connection to this network".
I have removed the sim card, inserted in another mobile, it works fine. When I try try to insert a sim card of some other operator into ace I get the same errors listed above.
These are the things that I have tried.
1. Removed the sim card, battery inserted them back and restarted the phone
2. Restored my Nandroid backup
3. Complete factory reset
None of these worked and still I get the same error.
Information regarding the phone:
Model- Samsung Galaxy Ace s5830i rooted with CWM 5.0.2.6
Android version - 2.3.6
Mobile network type - GPRS
Network- TATA Docomo
Signal Strength - -90dBm
Service state - Out of service
Mobile network state - Disconnected
IMEI - Unknown
I have called Network provider they say fault is with the phone.
Any help would be really appreciated...
Click to expand...
Click to collapse
you have lost your IMEI... u'll need to flash stock firmware via odin!
see this thread for procedure!
http://forum.xda-developers.com/showthread.php?t=1840645
Re: Help "Your SIM card does not allow a connection to this network"
Just for the knowledge, what may be the reason for losing imei and does flashing stock rom retrieve my imei.
Sent from my GT-S5830i using xda app-developers app
possible reasons are many...i don't know what files did you flash? (Rom/kernel/scripts)
Cronmod script is known to have this issue...did you flash this script?
Flashing stock rom with odin will give back your imei!
What's your ROM/kernel? and what scripts did u flash?
Re: Help "Your SIM card does not allow a connection to this network"
I am using stock rom. No i didn't flash cronmod script. I'm not sure but i think problems started after installing Online Nandroid backup tool maybe it has installed some scripts, i'm not blaming the tool it is fanastic app to make nandroid backups.
Let me flash custom rom, hope problem goes off.
Sent from my GT-S5830i using xda app-developers app
js2892 said:
you have lost your IMEI... u'll need to flash stock firmware via odin!
see this thread for procedure!
http://forum.xda-developers.com/showthread.php?t=1840645
Click to expand...
Click to collapse
Thank you so much, I have flashed stock firmware using odin, now everything is working on my phone.
Anil Kiran said:
I am using stock rom. No i didn't flash cronmod script. I'm not sure but i think problems started after installing Online Nandroid backup tool maybe it has installed some scripts, i'm not blaming the tool it is fanastic app to make nandroid backups.
Let me flash custom rom, hope problem goes off.
Sent from my GT-S5830i using xda app-developers app
Click to expand...
Click to collapse
thanks for this info..it might help others too!
it's always good to keep a backup of IMEI.. Use galaxy toolbox app on Google Play!
IMEI still lost
js2892 said:
thanks for this info..it might help others too!
it's always good to keep a backup of IMEI.. Use galaxy toolbox app on Google Play!
Click to expand...
Click to collapse
hi, My IMEI is still lost and I cannot connect to the network is there another way of sorting this out
rasmutu said:
hi, My IMEI is still lost and I cannot connect to the network is there another way of sorting this out
Click to expand...
Click to collapse
You can solve your IMEI problem with the guide in this thread:
http://forum.xda-developers.com/showthread.php?t=1968360
rasmutu said:
hi, My IMEI is still lost and I cannot connect to the network is there another way of sorting this out
Click to expand...
Click to collapse
flash stock kernel and everything will be okay..!!
imei problems occurs with me everytime i flash custom kernel..!
even if u are on stock kernel, flash stock kernel again..
give it a try !!
Flashing Stock Rom did not Work but the other method worked!
srt99 said:
flash stock kernel and everything will be okay..!!
imei problems occurs with me everytime i flash custom kernel..!
even if u are on stock kernel, flash stock kernel again..
give it a try !!
Click to expand...
Click to collapse
Hi I tried Flashing the stock Rom 3 times( I even Changed the Firmware to that of a Different Region) But nothing Worked.
So I used the fix IMEI GUIDE and Now I have my IMEI back, Thanks all the same
Anil Kiran said:
Hello Everyone, I am using Samsung Ace s5830i and since yesterday I am not able to make any calls, when I try to call a number it says "Mobile Network not available" but I can see good signal strength and I am also able to use GPRS. In the notification area it says "Emergency calls only".
I went to Settings -> mobile networks, when I try to manually select my operator(TATA Docomo, i'm from India) i get the error "Your SIM card does not allow a connection to this network".
I have removed the sim card, inserted in another mobile, it works fine. When I try try to insert a sim card of some other operator into ace I get the same errors listed above.
These are the things that I have tried.
1. Removed the sim card, battery inserted them back and restarted the phone
2. Restored my Nandroid backup
3. Complete factory reset
None of these worked and still I get the same error.
Information regarding the phone:
Model- Samsung Galaxy Ace s5830i rooted with CWM 5.0.2.6
Android version - 2.3.6
Mobile network type - GPRS
Network- TATA Docomo
Signal Strength - -90dBm
Service state - Out of service
Mobile network state - Disconnected
IMEI - Unknown
I have called Network provider they say fault is with the phone.
Any help would be really appreciated...
Click to expand...
Click to collapse
Just flash everything back via Odin, settle !
leezhijiang said:
Just flash everything back via Odin, settle !
Click to expand...
Click to collapse
Refer to post 6, i have already solved the problem. Anyway thanks for the reply
Network or sim card error
Please help me guys !!!! I have Samsung galaxy Ace 3.Sometimes it works everything fine but later while calling no hearing occurs and call ends automatically.While i tried to enter additional call settings it appears a box "Network or sim card error" and in notification bar its "Emergency calls only".I tried different sim cards but the result is same.Factory reset,Hard reset nothing worked for me.
Model number: GT-S7270 (not rooted)
Android version: 4.2.2
Mobile network type: EDGE:2
Signal strength : -83dBm 15asu
Not roaming
Mobile network state: disconnected
Please reply me soon!!!!
junkYardz said:
Please help me guys !!!! I have Samsung galaxy Ace 3.Sometimes it works everything fine but later while calling no hearing occurs and call ends automatically.While i tried to enter additional call settings it appears a box "Network or sim card error" and in notification bar its "Emergency calls only".I tried different sim cards but the result is same.Factory reset,Hard reset nothing worked for me.
Model number: GT-S7270 (not rooted)
Android version: 4.2.2
Mobile network type: EDGE:2
Signal strength : -83dBm 15asu
Not roaming
Mobile network state: disconnected
Please reply me soon!!!!
Click to expand...
Click to collapse
Not a right place to get technical helps , in regards of your ACE 3 issues ( Galaxy Ace S5830i Q&A, Help & Troubleshooting)
Please make it @ proper section

[Q] Problem with network. is this really possible?

Hello guys!
I bought a Samsung Galaxy S III GT-I9305 from a friend.
Unfortunately my network doesn't work, First of all I thought that my telefon is locked. I downgrad with Odin to jb 4,1,1 and after that I unblocked my telefon with dialing the following keys *#197328640#. I checked IMIEI code and it's not blocked.
I have the same problem after unblocking, Before I unblock my phone I start it once and I could call one of my friend just for checking if it works and it did but after 30 seconds it disconnected from the network and I see at the top of the window that there is no connection and there is a "block icon". I tried to scan manually for find the network and tried to connect me to all of them but it doesn't work. When I try to connect me manually to some network I get this message (!) : "Selected Network (name of the network) unavailable". the strangest thing is that I tried to connect me to the internet and it works. I can surf the web but can't make or receive calls. When I try to call some one I get this message: "Mobile network not available."
Where is the problem?
What do you suggest that I do?
Thank you!
Suggest you post I9305 questions in the I9305 Q&A
usual reply to your question.
IMEI wrong .
Modem Wrong
CSC Wrong / APN settings wrong
NETWORK problem
SIM problem
jje
How much do you trust your 'friend'? Do you get to browse internet on wifi only? I'm thinking your phone is locked due to being stolen. They block the IMEI so no network will work for you, but a wifi connection would still work I think as it doesn't bother with IMEI but issues an ip address.
But try the 9305 forum for Help and Troubleshooting - maybe it's a 9305 issue?

[Q] Operator does not recognize on Omega Rom v56

I flashed my I9300 from Carbon rom to Omega Rom v56. Everything is working perfectly. Just the operator shown "No Service", Network shown "Unknown" and my operation shown 45400 into the System Settings -> Connection -> More networks -> Mobile Networks.
The phone can calling, SMS, 3g data connection and IMEI all those working normally. Just it cannot show the operator name.
May I know does it have any solution?
Thanks!
Not all roms show the name .
Try setting the APN yourself .
Probable you have wrong CSC .
JJEgan said:
Not all roms show the name .
Try setting the APN yourself .
Probable you have wrong CSC .
Click to expand...
Click to collapse
I have tried all your suggestion. After changing the CSC, just the "No service" changed to became blank. But the Name of operator in mobile network still be the same.
Anyway thank you for your advice!

[Q] s3 not register on a network

The Current Problem with my s3 is that it cannot register on a network. It shows Selected network Unavailable
I flashed my phone using odin and loaded firmware with baseband version i9300DXUGMK1.
So soon after i flashed , the phone cannot register on network.
The phone shows list of all availalbe network when i search manually . But once i select my home network it shows selected network unavailable. I tried to restore/reset the phone several times . Tried with different Sim card also. No use , still it cannot register on to network
Hundreds of identical posts, search and read before starting a new thread.
DrunkenZombie said:
The Current Problem with my s3 is that it cannot register on a network. It shows Selected network Unavailable
I flashed my phone using odin and loaded firmware with baseband version i9300DXUGMK1.
So soon after i flashed , the phone cannot register on network.
The phone shows list of all availalbe network when i search manually . But once i select my home network it shows selected network unavailable. I tried to restore/reset the phone several times . Tried with different Sim card also. No use , still it cannot register on to network
Click to expand...
Click to collapse
is ur imei corrupt or not right ? u found it under setting/ info / status
if its invalid ,u have a securtity from ur efs structere ?
http://forum.xda-developers.com/galaxy-s3/general/ref-imei-efs-stuff-i9300-including-t2393289

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