lost su permission - Epic 4G Q&A, Help & Troubleshooting

i am currently running randomRom with the genocide 2.0 kernal and today i was going to change some setting in voltage control and found that i did not have an updated su permission. then upon trying to update it, i got an error saying it could not get su. can i just re run the oneclickroot to get it back and have it up-to-date?
Also can someone explain the different settings in voltage control? Not too sure what they mean. never used a cpu app so not too sure what everything means. thanks for the help.

Try reflashing the rom
U dont need to wipe
Sent from my SPH-D710 using xda premium

mine did the same just right now. i am on SRF with Twilight and it says that the su is not up to date, i tried to update and it says that it can't because the su's install path is /sbin/su and its not compatible to update it. i have no idea what to do.
any help?

Wow...not 5 minutes ago the samething happened with me. I just blew it off. :-!
Sent from my SPH-D700 using XDA App

Uninstall su & reinstall
Same thing happened to me and I uninstalled Superuser and reinstalled it from the Market. That seemed to work.

Was posted about a week ago, now on page 3.
http://forum.xda-developers.com/showthread.php?t=1279238

Related

Can't use superuser permissions?

I rooted my phone and installed Cyanogen Mod and as part of the process of installing it I made sure I had it rooted and had superuser permissions. Now, though for some reason whenever my phone tries to ask me for the permissions it says that the app superuser permissions has errored out and needed to be force closed. What could be causing this? I used unrEVOked to root my phone and it's worked fine in the past. Any ideas?
Sent from my ADR6300 using XDA App
Aneruin said:
I rooted my phone and installed Cyanogen Mod and as part of the process of installing it I made sure I had it rooted and had superuser permissions. Now, though for some reason whenever my phone tries to ask me for the permissions it says that the app superuser permissions has errored out and needed to be force closed. What could be causing this? I used unrEVOked to root my phone and it's worked fine in the past. Any ideas?
Sent from my ADR6300 using XDA App
Click to expand...
Click to collapse
Go into Settings > Applications > Manage Applications > Superuser, then hit clear data. That may fix the problem.
If not go into Rom Manager > Fix Permissions, let that go through, reboot, and see if that worked.
If neither of those work I would try uninstalling and reinstalling the SU app.
Thanks a bunch. I went ahead and did them both so I couldn't tell you which one fixed it but thanks!
Sent from my ADR6300 using XDA App

Superuser issues

I doubt this is a ROM issue,lemme make that known so i dont mislead anyone.first off big props to myn and the other devs who conributed to synergy.im running godmode synergy rc2 and im blown away by performance battery life etc.
This is my question.ive been usong brozonos flashing process to do updates.i want to flash a new superuser zip,but im unsure if its possible.my superuser version says 9.9.9,and according to root checker im not rooted,theres an alternate su location in /system/bin.i cant call upon anything that requires su permission,i get permission denied.i did a nandroid,and the only thing i can call upon is titanium backup,as its already been authorized.im just trying to fix this permission issue,im tired of wiping and restoring because of it.
Sent from my PC36100 using Tapatalk
Try installing this one and see if it helps.
I ended up wiping anyways,but for the hell of it ill give it a shot.thanks.
Sent from my PC36100 using Tapatalk
I replaced my current one with that one.brought my version back to a normal number,but i still cant update the su binary.it just says checking,then disappears.usually itll say su is uptodate.
Sent from my PC36100 using Tapatalk

[Q] Superuser upgrade

I got a superuser update and while updating one day it updated succesfully.. now all of a sudden ts prompting update again and its not updating.. its throwing a update failed error message.
Anything that needs root access like titanium says cant get root acces..
whats going on?
The kernel you are using may not have the proper signature to update to the 3.0 binary. You can try the superuser update fixer from the market, and then update the binary, or just uninstall the new superuser from the market to revert back. I find the update fixer works temporarily for me untill I reboot, then it tells me to update binary again. I just reverted back for now.
Sent from my SPH-D700 using xda premium
I had a similar issue, where I would get something like "Obtaining root access: Failed" whenever I tried to update the binary file. I would also get a random FC of Superuser.
I uninstalled Superuser to get to the original one when I rooted my phone, and updated again via Market. It updated the binary file fine now. Hope that helps!
Note, I do also have Superuser Elite, but I didn't modify that at all.
hardrock121 said:
I got a superuser update and while updating one day it updated succesfully.. now all of a sudden ts prompting update again and its not updating.. its throwing a update failed error message.
Anything that needs root access like titanium says cant get root acces..
whats going on?
Click to expand...
Click to collapse
Had this happen a while back. Just clear the su cache and re-try, that should fix the error
Sent from my SPH-D700 using xda premium
Lol works fine on the stock kernel.
(I keep telling people that stock has its benefits) lol
Roll Tide
Works fine on ET4G stock kernel too.
Sent from my SPH-D710 using xda premium
JohnCorleone said:
Works fine on ET4G stock kernel too.
Sent from my SPH-D710 using xda premium
Click to expand...
Click to collapse
Sent you a pm, btw.
Roll Tide
Check the market, they've been updating the Superuser app, like crazy the last few days. I've now had about 3-4 updates (at least one per day).
Uninstall the update then unistall the super user app. Reinstall the super user app, reinstall the update, and then try again. This worked for me.
I had automatic updates enabled, I think it screws it up. So uncheck it and manually update it whenever it needs to be.
Here's a quoted answer from http://forum.xda-developers.com/showpost.php?p=18212299&postcount=2646
styles420 said:
The developer of su stated on his website that the binary cannot be updated if it is installed in /sbin, because that directory is actually a part of boot.img, which remains read only even if the system partition is mounted with read-write access. This is exactly how it is installed in SRF 1.2 (and probably all earlier versions, as well as several other Epic roms).
Rom developers will need to change the su install directory in order for the su app to be able to update the binary.
Sent from my SPH-D700 using XDA App
Click to expand...
Click to collapse
But if you're using a stock setup, perhaps one of the other answers here would be more helpful.

superuser force close

hey guys superuser force closing alot on me im so-off.6.98 boot
it closes then sometimes its fine, titanium backup wont find root then it does seems very strange any ideas?
I also have the same problem
ok i deleted superuser 3.04 and installed 3.02 seems to be working ok.
heres zip if anybody needs,
Anyone know why the update crashes?
Sent from my HTC Desire using xda premium
I had updated SU and had the same issue but flashed the zip file above in recovery and it sorted it, so thanks for that. Currently using version 3.0, are there any advantages or new features of the new version?
Did anybody try clearing data for su via manage applications? Usually works for this
Sent from my HTC Desire using XDA App
yeah i tried it dan , didnt really help me much.
A new update came out last night, does that fix this?
Sent from my Xoom using xda premium
maybe somebody can try mines ok at the mo. and if its working for u why update!
I had problems with 3.02. I then tried to uninstall it and flash 2.3.6.3.
No joy.
Then again the market update for 3.02 showed up and I installed it.
No go.
I went to running apps and cleared data for super-user.
This solved all problems and since then I have updated via market to super-user 3.04 and all is well.
Why use old versions when newer is available
Thanx gerhard i had the same problem and your solution was the best.
I got FC with busybox but after i cleared the data everything was ok.
Thanx again.
-------
Edit : i had to clear data again...it seams i have to clear data every time i want to use it with another app.
An i'm using su 3.0.5
3.0.5 is buggy as all get out and causing all kinds of problems. Makes me wondering if the dev is trying to get people to buy the elite version?
Sorry for the "conspiracy theory" here, but there's been a bunch of SU updates, several of them FC all the time.
I've gone back to 3.0.2 per the zip on this thread. Gotta have my wifi tether working.
Use super user 2.3.6.3
Use super user 2.3.6.3 it solved all my problems.
I read somewhere that if you uncheck the "remember" option, it won't force close. Let me know if that works
I had the same problem with Super User and wasn't able to solve it . I tried cleaning data and then su started up without fc, but it couldn't get root access. So I just wiped everything via recovery (Titanium Backup before that) and reinstalled my current rom. That solved my problem.
I think the latest update fixed the force close error.
edit: No, I hadn't updated yet... my bad, I thought it did.
tangcla said:
I think the latest update fixed the force close error.
edit: No, I hadn't updated yet... my bad, I thought it did.
Click to expand...
Click to collapse
Damn. I updated mine based on this and lost root access all together
now
Sent from my HTC Desire using xda premium
I am fairly sure 3.0.6 fixed it, I updated it and haven't seen any errors since.
Also updated the binary to 3.0.1 in the Superuser app preferences.
so pi$$ed off with superuser !!,it either force closes or binary will not update ..... i have installed several zip files that are supposed to fix it,tried the one from the market numerous times !!!
i have just got my rom working great,now i cant reset my voltages cant access titanium back up or rom manager.. only one option left full wipe and flash rom again ...... bugger ...... i have tried everything ....
I have the same problem, and i must do wipe all.
Know is working.

Superuser, Busybox, and Titanium Backup

I rooted my brothers phone for him about a year ago and I usually don't have a problem maintaining his "rootness'; except for this time.
He's running MIui and wants to switch to cyanogenmod. When he goes into titanium backup, he's getting a message that says "sorry, I can not acquire root privelages. This application *not* work. Please verify that your rom is rooted and includes busy box and try again".
I went to the superuser app and made sure he had root privelages, which he does, and also downloaded a busybox installler from the market and it is said he already had a busybox installed but i reinstalled it and the application said it has successfully installled. Yet, titanium backup continues to show the same message.
The weird part is, is that titanium backup works without a problem on sense roms.
Sent from my Touchpad using xda premium
Try hitting the problems button within TB. It will install a good version of busybox for it. It might help. Idk
Boo
Under preferences, it only offers a superuser update not a busybox
Sent from my Touchpad using xda premium
Try updating the su. Some of the first 3.0.? versions make you lose root. In the new version 3.0.? that problem has been fixed.
Sent from my PC36100 using Tapatalk
You know I just realized I still use a really old version of TB. It's probably diff now. On mine there is a button on the main Page that just says problems? which dl a compatible version of busybox. They must have changed it. Sorry man
Boo
Its updated
Sent from my Touchpad using xda premium
Problem solved: I went into titanium backup preferences and hit" force system busybox". I will give thanks to everyone who tried to help.
Sent from my Touchpad using xda premium
I knew they wouldn't have ditched that feature. They just changed the name. Glad you figured it out. I'd be lost without TB.
Boo

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