SM-G900F Radio fail! - AT&T Samsung Galaxy S 5

Hi guys I bought a Q-sim dual adapter and now without the adapter or with it always tell me that it's not registered on the network. Cat make calls or anything. It's there any way to fix it? Maybe reflashing de radio? Please help!
Samsung SM-G900F
Android: 5.0
3.4.0-3624618(G900FXXU1BNL9)
LRX21T.G900FXXU1BNL9

Just google "s5 not registered on the network"
Follow the steps
Also it seems that you got the European variant. So you should get 2G and 3G just fine, and for LTE, it should lock on to the 850 since it is present. But you have to google and find att's APN and set your APN yourself (one time deal)
(Bands 1, 2, 3, 5, 7, 8, 20) - SM-G900F
LTE 700 / 850 / 1700 / 1800 / 1900 / 2100 / 2600
Sent from my SAMSUNG-SM-G900A using XDA Free mobile app

Here is my APN

Hi ? Commodore64 thanks a lot for your quick response. Well I'm afraid that it's not working, my apn it's right don't know what else to do. Can't make calls, sms, Internet or anything. Once again thank you.

pocheche said:
Hi Commodore64 thanks a lot for your quick response. Well I'm afraid that it's not working, my apn it's right don't know what else to do. Can't make calls, sms, Internet or anything. Once again thank you.
Click to expand...
Click to collapse
Well, all I can think of at this point is
1- if your phone is reading the sim at all? (do you get the no SIM message?)
2- if yes, then is your phone locked to a specific carrier?
3- is you phone blacklisted?(do a free online ESN check to see if it is clean)

Well the phone is unlocked and reading the sim but it's strange because I'm traveling in other country using different sim card. I'm afraid it's backlisted.. What I could do?

Related

[Q] Can Lumia 928 be used overseas ?

Hello all- I have not found a definitive answer so will post my question here as well. I have a chance to get a Lumia 928 (Verizon) but would like to know if I can use it in New Zealand with my Vodafone SIM. I am not sure if there will be limitations such as maps, etc.. not working.
Cheers for any help, LL13- :victory:
LTE will not work in any country besides the US. Aside from that the 928 shouldn't have any issues with taking a different SIM, as all 928s are SIM unlocked when they shipped from the factory. Before you leave though, I highly recommend you download access point via sysapp pusher in the marketplace/store. Sysapp will check for any and all OEM apps that need updating.
thals1992 said:
LTE will not work in any country besides the US. Aside from that the 928 shouldn't have any issues with taking a different SIM, as all 928s are SIM unlocked when they shipped from the factory. Before you leave though, I highly recommend you download access point via sysapp pusher in the marketplace/store. Sysapp will check for any and all OEM apps that need updating.
Click to expand...
Click to collapse
Thank you for your help thals.... !
OK that good to know. Will take of that then !!!!
Cheers, LL13- :good: :good:
lamplighter13 said:
Thank you for your help thals.... !
OK that good to know. Will take of that then !!!!
Cheers, LL13- :good: :good:
Click to expand...
Click to collapse
The one warning I would give you with the 928 is that the APN settings are a little messed up, and you may need to play around with it a bit to get them to work. My experience (using the 928 on AT&T and T-Mobile in the US) is that you need to manually set the APN settings, even when Nokia Access Point says that the SIM settings are activated. You can usually get data fine, but MMS's don't work properly if you don't manually set the APN
If possible, avoid doing it with Nokia Access Point, because if you do you will lose the ability to use LTE when you get back on Verizon until you do a hard reset (you can't recover the appropriate Verizon LTE APN settings - it will only connect to CDMA 3g). Now that GDR2 is out, you can seemingly manually set the APN's in the Cellular menu of settings, so try using that first and if it fails, copy the correct APN settings into a new Access Point APN, then manually activate it. This has fixed my issue every time, but again, necessitated a hard reset / wipe of the phone to use on Verizon's LTE network.
Cheers for that information AR...
I can enter those settings manually, I've got them memorised :silly:
Cheers again, LL13- :good:
Wow very confusing topic, I mean the process of finding out whether data/mms will work outside of Verizon US, it seems it can not. Too bad as it's a beauty of a phone.
Cheers, LL13-
lamplighter13 said:
Wow very confusing topic, I mean the process of finding out whether data/mms will work outside of Verizon US, it seems it can not. Too bad as it's a beauty of a phone.
Cheers, LL13-
Click to expand...
Click to collapse
Its not that quite confusing.
LTE is only good for the country it was released in. The international LTE bandplan is different for every country, none of them match up. For using a CDMA carrier, switching to them will require a SIM (there isn't any way to flash the settings onto the phone yet for those providers who don't yet have LTE without it being official from Nokia) so its kinda a dead end.
If your going to a GSM provider, just insert your SIM and manually add the settings for data and mms. You can use Access Point if you don't intend on using Verizon's LTE.
Sent from my RM-860 (Lumia 928) using the OFFICIAL Tapatalk app.
thals1992 said:
Its not that quite confusing.
LTE is only good for the country it was released in. The international LTE bandplan is different for every country, none of them match up. For using a CDMA carrier, switching to them will require a SIM (there isn't any way to flash the settings onto the phone yet for those providers who don't yet have LTE without it being official from Nokia) so its kinda a dead end.
If your going to a GSM provider, just insert your SIM and manually add the settings for data and mms. You can use Access Point if you don't intend on using Verizon's LTE.
Sent from my RM-860 (Lumia 928) using the OFFICIAL Tapatalk app.
Click to expand...
Click to collapse
That makes me a bit more comfortable, cheers for that information thals1992 !!
It seems that the main issue would be with the LTE which would not be a problem since I am not even sure what it is !! I believe it may have to do with 4G or fast download speeds but there is no 4G in my town anyway.
I saw one post on another forum saying that some 928's had no way to add/edit APN settings, etc...
Each post and person seems to have a different experience, but if I can simply get a 3G data connection and normal use I would be happy.
I may just go for it then.
Cheers again, LL13-
lamplighter13 said:
Wow very confusing topic, I mean the process of finding out whether data/mms will work outside of Verizon US, it seems it can not. Too bad as it's a beauty of a phone.
Cheers, LL13-
Click to expand...
Click to collapse
When you travel abroad and use the phone on a GSM carrier you will get data up to HSPA+, unless the carrier happens to share Verizons LTE band. The issue with Verizon LTE after you have used another APN is that Access Point won't deactivate all the APN settings,and since Verizon doesn't have dedicated APN data settings, it doesn't override properly and connect toVZW LTE properly without a hard reset.
The 928 has a CDMA radio as well as a fully unlocked GSM radio
Access Point App and Verizon LTE
AR2186 said:
When you travel abroad and use the phone on a GSM carrier you will get data up to HSPA+, unless the carrier happens to share Verizons LTE band. The issue with Verizon LTE after you have used another APN is that Access Point won't deactivate all the APN settings,and since Verizon doesn't have dedicated APN data settings, it doesn't override properly and connect toVZW LTE properly without a hard reset.
The 928 has a CDMA radio as well as a fully unlocked GSM radio
Click to expand...
Click to collapse
I have also experienced this loss of Verizon LTE after using the Nokia Access Point app and foreign SIM in Europe. Does anyone know if there is a way to get LTE back other then hard resetting the phone?
TrophyUser123 said:
I have also experienced this loss of Verizon LTE after using the Nokia Access Point app and foreign SIM in Europe. Does anyone know if there is a way to get LTE back other then hard resetting the phone?
Click to expand...
Click to collapse
a hard reset is required as the access point app changes the LTE settings and can't change it back completely.
Sent from my RM-860 using Tapatalk
I can get dataconnection in sweden, and i can install the nokia app for changing APN, and i can change the APN manually too, but i cannot get MMS to work, nor in or out.
any suggestions? i talked to my carrier and they helped me with the right info, but nada.
agazza said:
I can get dataconnection in sweden, and i can install the nokia app for changing APN, and i can change the APN manually too, but i cannot get MMS to work, nor in or out.
any suggestions? i talked to my carrier and they helped me with the right info, but nada.
Click to expand...
Click to collapse
Try limiting the connection to 3G or 2G. T-Mobile users reported this as a workaround.
Sent from my Lumia 928 (RM-860) using Tapatalk
thals1992 said:
Try limiting the connection to 3G or 2G. T-Mobile users reported this as a workaround.
Sent from my Lumia 928 (RM-860) using Tapatalk
Click to expand...
Click to collapse
this Doesnt work either :/

[Q] Incredible S 3G 850/1900

Hi! I hope you coul help me. I'm in Peru, Southamerica and I bought a HTC Incredible S in USA.
I can't connect the cellphone to 3g internet, only 2g. Checking the specificactions I see that:
3G Network HSDPA 900 / 2100
HSDPA 850 / 1900 - North America
I understood that in USA, you can use those bands, therefore,it should be the same in Peru because the cellphone company works in the same bands.
I read this threadhttp://forum.xda-developers.com/showthread.php?t=786144 and a user said that first versions of the cellphone have no those bands, but later versions have it.
Is there a way to know if my cellphone has this feature? Checking internet, I saw a code *#2263# to enter to a menu and change the band, is that true? I tried but I got an error... Well, I understand that the cellphone has the hardware feature, but there is not active, if I root, flash, or update the cellphone I could change that option? Thanks in advance for your answers!
PD. Sorry for my english!
fri0 said:
Hi! I hope you coul help me. I'm in Peru, Southamerica and I bought a HTC Incredible S in USA.
I can't connect the cellphone to 3g internet, only 2g. Checking the specificactions I see that:
3G Network HSDPA 900 / 2100
HSDPA 850 / 1900 - North America
I understood that in USA, you can use those bands, therefore,it should be the same in Peru because the cellphone company works in the same bands.
I read this threadhttp://forum.xda-developers.com/showthread.php?t=786144 and a user said that first versions of the cellphone have no those bands, but later versions have it.
Is there a way to know if my cellphone has this feature? Checking internet, I saw a code *#2263# to enter to a menu and change the band, is that true? I tried but I got an error... Well, I understand that the cellphone has the hardware feature, but there is not active, if I root, flash, or update the cellphone I could change that option? Thanks in advance for your answers!
PD. Sorry for my english!
Click to expand...
Click to collapse
No, you cannot change the radio frequencies by rooting.
You need to find out the modeled. In FASTBOOT USB mode, enter the following command:
fastboot getvar all
And post your results.
Hi, I'm sorry for not to answer before, but, I had lent the phone to a friend.
Is it ok that I use this thread as guide to make the fastboot? http://forum.xda-developers.com/showthread.php?t=2277112
tpbklake said:
No, you cannot change the radio frequencies by rooting.
You need to find out the modeled. In FASTBOOT USB mode, enter the following command:
fastboot getvar all
And post your results.
Click to expand...
Click to collapse

[Q] Mobile Network not working on Nokia Lumia 521

Hi,
I have a Nokia Lumia 521 mobile unlocked and using it in India. Since i wanted to try out 3g, i went to ##3282# menu and changed the setting to 3g only. But it didnt work out and the network wasnt picking up. So i changed it back to automatic. But the problem is that the network is still not picking up on my phone even though i have reverted the setting.
I got scared and i reset my phone as well. But still no luck. No network is showing up. Wifi and all r working fine.
Could somebody please help on an urgent basis as my phone is like dead now and i have reset it and so nothing is available on the phone..
siddharthmani said:
Hi,
I have a Nokia Lumia 521 mobile unlocked and using it in India. Since i wanted to try out 3g, i went to ##3282# menu and changed the setting to 3g only. But it didnt work out and the network wasnt picking up. So i changed it back to automatic. But the problem is that the network is still not picking up on my phone even though i have reverted the setting.
I got scared and i reset my phone as well. But still no luck. No network is showing up. Wifi and all r working fine.
Could somebody please help on an urgent basis as my phone is like dead now and i have reset it and so nothing is available on the phone..
Click to expand...
Click to collapse
how did u unlock ur phone in india please helpp
sorry dude...i didnt unlock in india....i got it unlocked from US itself...cant help u on this..
Same problem with me as well....how to unlock it...
Sent from my GT-N7100 using XDA Premium 4 mobile app
siddharthmani said:
Hi,
I have a Nokia Lumia 521 mobile unlocked and using it in India. Since i wanted to try out 3g, i went to ##3282# menu and changed the setting to 3g only. But it didnt work out and the network wasnt picking up. So i changed it back to automatic. But the problem is that the network is still not picking up on my phone even though i have reverted the setting.
I got scared and i reset my phone as well. But still no luck. No network is showing up. Wifi and all r working fine.
Could somebody please help on an urgent basis as my phone is like dead now and i have reset it and so nothing is available on the phone..
Click to expand...
Click to collapse
HSDPA (3G) 900 / 2100 - RM-914 (520)
HSDPA (3G) 850 / 1700 / 1900 / 2100 - RM-917 (521)
Well, if your mobile operator not have 2100 MHz band, then you can't use.
anaheiim said:
HSDPA (3G) 900 / 2100 - RM-914 (520)
HSDPA (3G) 850 / 1700 / 1900 / 2100 - RM-917 (521)
Well, if your mobile operator not have 2100 MHz band, then you can't use.
Click to expand...
Click to collapse
Thanks for the reply...But the issue got resolved somehow wen i re-entered the same menu and reverted the changes (again) and restarted my phone...

[Q] Virgin Mobile HTC Desire 510 on GSM Networks

I got a Virgin Mobile HTC Desire 510 4G NoContract Cell Phone Black at Best Buy during Black Friday. If I manage to get it SIM unlocked will it work with GSM networks? Has anyone done this?
Thanks!
No. From the looks of it, the Virgin Mobile variant is a CDMA only device. So it doesn't have the hardware necessary for GSM functionality.
Buddy but htc 510 is global device ...?
Any progress on checking with gsm networks.
HTC Desire 510 Virgin USA
Hi there,
I wish to know if you could guide me through some alternative approach to unlock for HTC Desire 510 Virgin Mobile.
This is a no contract phone with Virigin Mobile USA.
I am sure it has the GSM Capabilities as well, when I looked at the usermanual, it has an option where I Can go to settings and change if only GSM or CDMA can be used.
I purchased an unlock code from another service provider online. Followed the steps. When I insert another sim card, it does not prompt me to enter the Unlock Code and the phone keeps saying Invalid Sim.
Would you guys be able to help.
Are there any other options on your phone?
On your phone, do you have any options other than: LTE/CDMA and CDMA ?
Thanks !
rosskerwin said:
Hi there,
I wish to know if you could guide me through some alternative approach to unlock for HTC Desire 510 Virgin Mobile.
This is a no contract phone with Virigin Mobile USA.
I am sure it has the GSM Capabilities as well, when I looked at the usermanual, it has an option where I Can go to settings and change if only GSM or CDMA can be used.
I purchased an unlock code from another service provider online. Followed the steps. When I insert another sim card, it does not prompt me to enter the Unlock Code and the phone keeps saying Invalid Sim.
Would you guys be able to help.
Click to expand...
Click to collapse
Yeah sprint htc 510 can be unlocked but not for domestic use it can be unlocked for international use..!
Can it run on a GSM (instead of CDMA) network?
nakshb said:
Yeah sprint htc 510 can be unlocked but not for domestic use it can be unlocked for international use..!
Click to expand...
Click to collapse
Ok, thank you! I know it can be unlocked, both the SIM and the boot loader, but that was not my question. The question has to do with the network. On the settings shows LTE/CDMA and CDMA; for it to work on a GSM network it would have to say something like GSM 2G, GSM 3G, GSM 4G or something like that.
GSM Option
jdmedeiros said:
Ok, thank you! I know it can be unlocked, both the SIM and the boot loader, but that was not my question. The question has to do with the network. On the settings shows LTE/CDMA and CDMA; for it to work on a GSM network it would have to say something like GSM 2G, GSM 3G, GSM 4G or something like that.
Click to expand...
Click to collapse
I have the same question about this phone, I bought it on Cyber Monday and an Amazon Customer Agent told me that is a GSM phone. On the phone you can type * # * # 4 6 3 6 # * # * and a menu will show and you can change between some options include GSM/GPRS/LTE/CDMA/WCDMA.
Currently I'm searching the way to unlock it to use any network but still without nothing :crying:
If you have any option to us we placed you!!
jfidel87 said:
I have the same question about this phone, I bought it on Cyber Monday and an Amazon Customer Agent told me that is a GSM phone. On the phone you can type * # * # 4 6 3 6 # * # * and a menu will show and you can change between some options include GSM/GPRS/LTE/CDMA/WCDMA.
Currently I'm searching the way to unlock it to use any network but still without nothing :crying:
If you have any option to us we placed you!!
Click to expand...
Click to collapse
hi bro, I try to root but I could not unlock the device, got some method?
Virgin HTC Desire 510
Hi All,
I am in exactly the same situation. Bought the phone expecting to unlock but not able to. I bought an unlock code but of course there is no prompt for the code. In network options I only have CDMA/LTE or CDMA.
Has anyone succeeded in unlocking?
Thanks!
Hello everyone.
As i didnt want to open an new topic because i found this one.
I am from Greece and i got this phone as gift from my uncle., the phone is setup at CDMA network and does not have the GSM/WCDMA setting. when i get into the *#*#INFO#*#* i can see there that i can change the network type to GSM/WCDMA/LTE but i dont know how to save it. does anyone know any method to make this one work properly?
Unlock GSM Bands
You don't have to do anything to save it. I would bet that you can change it and if you wait a little while it reverts back to CDMA. I think it reverts back because the frequencies needed for GSM/WCDMA/LTE are locked. I would recommend http://forum.xda-developers.com/cro...ad-progress-please-leave-im-updating-t2871269 and unlocking the following bands:
2G Network GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 2100
4G Network LTE 800 / 1800 / 2600
After you do that, my guess is that it will accept GSM/WCDMA/LTE. Beware that I have not done this, but that's what makes sense to me. Let us know the outcome. Good luck!
leonleonleon said:
Hello everyone.
As i didnt want to open an new topic because i found this one.
I am from Greece and i got this phone as gift from my uncle., the phone is setup at CDMA network and does not have the GSM/WCDMA setting. when i get into the *#*#INFO#*#* i can see there that i can change the network type to GSM/WCDMA/LTE but i dont know how to save it. does anyone know any method to make this one work properly?
Click to expand...
Click to collapse
I Cannot do the step 10
jdmedeiros said:
You don't have to do anything to save it. I would bet that you can change it and if you wait a little while it reverts back to CDMA. I think it reverts back because the frequencies needed for GSM/WCDMA/LTE are locked. I would recommend http://forum.xda-developers.com/cro...ad-progress-please-leave-im-updating-t2871269 and unlocking the following bands:
2G Network GSM 850 / 900 / 1800 / 1900
3G Network HSDPA 850 / 900 / 2100
4G Network LTE 800 / 1800 / 2600
After you do that, my guess is that it will accept GSM/WCDMA/LTE. Beware that I have not done this, but that's what makes sense to me. Let us know the outcome. Good luck!
Click to expand...
Click to collapse
Somebody has a graphical tutorial to do this.
Thanks
Same trouble!
when i try to change to GSM only in *#*#4636#*#* menu, phone immediately change automatically to CDMA, :crying: why? somebody solve it?
Unlock GSM Bands
Did you try to unlock the bands as I wrote a couple of posts back? I said this would happen!
Willlldo said:
when i try to change to GSM only in *#*#4636#*#* menu, phone immediately change automatically to CDMA, :crying: why? somebody solve it?
Click to expand...
Click to collapse
hi, this work?
dlopez8511 said:
Somebody has a graphical tutorial to do this.
Thanks
Click to expand...
Click to collapse
hi, did you finish? can you tell me if this works?
Help
Willlldo said:
hi, did you finish? can you tell me if this works?
Click to expand...
Click to collapse
No I not finish, have a trouble with the step 10 in the tutorial, and cannot continue.
Do this:
adb shell
su
cd /sys/devices/virtual/android_usb/android0/f_diag
echo 1 > on
[Credit: http://forum.xda-developers.com/showthread.php?t=1619314]
Windows should automatically try to find the drivers... if it does not use the drivers on the original post. If windows finds the drivers you should have a new Com port and you can go to step 14.
dlopez8511 said:
No I not finish, have a trouble with the step 10 in the tutorial, and cannot continue.
Click to expand...
Click to collapse
any luck
is it ok ? anybody can do this

Final solution 10 sprint htc gsm data released with worldwide

HELLO WORLD !!!!
AFTER A FEW MINUTES AND REASON FOR unwrap the HTC UNLOCK THE 10 WAS EASY WITH THE HELP OF A FRIEND TO USE XTC CLIP
THE PROBLEM WAS THAT WAS UNLOCKED THE HTC 10 BUT NOT ONLY CALL TO SAIL allowed
EVERYTHING IS WITHIN A BUG IN THE SYSTEM HTC 10
EXPECT THE RESOLVE IN FUTURE UPDATES
* STEPS TO FOLLOW :
1- ENTERING APN settings Mobile
APN 2- ENTERING YOUR OPERATOR FOR EXAMPLE THE MINE WAS CLARO EL SALVADOR
3- USE IN THE APN APN: BA.AMX
4 IN THE TYPE OF WRITE DEFAULT APN
5- TYPE OF CARRIER IN THE FOLLOWING SELECTED
WAY :
GPRS / HSDPA / HSPA / UMTS / HSUPA / HSPAP / EDGE
6 - POWER ON AND OFF PLANE MODE AND READY
WE FINISHED
I HOPE THEY SERVE MY CONTRIBUTION
It IS THE FIRST OF MANY
http://forum.xda-developers.com/album.php?albumid=13433
KashSv said:
HELLO WORLD !!!!
AFTER A FEW MINUTES AND REASON FOR unwrap the HTC UNLOCK THE 10 WAS EASY WITH THE HELP OF A FRIEND TO USE XTC CLIP
THE PROBLEM WAS THAT WAS UNLOCKED THE HTC 10 BUT NOT ONLY CALL TO SAIL allowed
EVERYTHING IS WITHIN A BUG IN THE SYSTEM HTC 10
EXPECT THE RESOLVE IN FUTURE UPDATES
* STEPS TO FOLLOW :
1- ENTERING APN settings Mobile
APN 2- ENTERING YOUR OPERATOR FOR EXAMPLE THE MINE WAS CLARO EL SALVADOR
3- USE IN THE APN APN: BA.AMX
4 IN THE TYPE OF WRITE DEFAULT APN
5- TYPE OF CARRIER IN THE FOLLOWING SELECTED
WAY :
GPRS / HSDPA / HSPA / UMTS / HSUPA / HSPAP / EDGE
6 - POWER ON AND OFF PLANE MODE AND READY
WE FINISHED
I HOPE THEY SERVE MY CONTRIBUTION
It IS THE FIRST OF MANY
http://forum.xda-developers.com/album.php?albumid=13433
Click to expand...
Click to collapse
Data will support LTE in your country? Thanks
in my country there is no LTE but it may work with LTE in America or the world
It does not work me correctly
I have a htc 10 sprint 2PS64 already do everything and I could remove the SIMLOCK from sprint I can recognize the mobile signal but I can not navigate I do not appear the data option perform the step that shows and I appeared a G but then not appeared More and I want to know if LTE works
CDMA: 1900MHz
GSM / EDGE: 850 MHz / 1900 MHz
********** **** 3G: 850 MHz
************** LTE: 1700 MHz / 2100 MHz (Band 4 AWS)
The question is: Bands support??? UMTS and LTE???
Thanks
i don't understand how to do it
can you take screenshot from the access point pleas
thx i will try it and feed you back
i hope that works as i tried every thing from sim unlock using NV to de-branding but nothing works
Hi I seem to encounter the same situation, cannot get data for sim unlocked GSM for Sprint HTC10...here's some background info. I have 2 HTC10 purchased about 1 year ago (Phone A & B). At time of purchase I performed the NV sim unlock and verified data (freedompop att) on both.
Phone A (BL unlocked/s-on/factory recovery) is on stock Sprint ROM and GSM data works perfectly by adding the custom APN settings. On latest build.
Phone B (BL unlocked/s-on/twrp) is main phone was shorty twrp when purchased, ran BadBoyz rom for about a year on Sprint. Recently added FP sim back in & it would "show" to HSPA via signalchecker but mobile data could NEVER connected (even w/apn settings). Same SIM would work on Phone A. Had Sprint push out sim unlock just to be safe which was done successfully, same issue. So i thought maybe something screw up and RUU back to latest and still had same problem. Factory & network resets didn't fix either.
Been reading on the forums and seems like other people have the same issue, the only solution that I've seen mention was to flash a custom rom (non-Sprint?). Anyways after flashing Leedroid, it did finally worked, had mobile data attached via apn.
Anyways any ideas from anyone why mobile data GSM will not work/attach on some sim unlocked phones? I believe I returned Phone B back to factory but it behaves differently from Phone A.

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