[Xperia Z3 Q&A, Help & Troubleshooting] griffdog:
Hi there,

I have downloaded and installed flashtool which recognises my phone but it wont allow me to do anything else as it states 'root access denied' ive also had an error Please check your Phone and 'ALLOW' Superuseraccess! Im stuck guys and really need some help here, please!

Here is the log from the flashtool so if anyone can guide me then i really appreciate it. I have turned USB Debugging on too.

27/054/2016 17:54:17 - INFO - Flashtool Version 0.9.22.3 built on 08-06-2016 22:30:00

27/054/2016 17:54:17 - INFO - Executing search strategies to find proxy selector

27/054/2016 17:54:17 - INFO - No proxy found for IE. Trying next one

27/054/2016 17:54:17 - INFO - Strategy firefox failed trying next one : No Firefox installation found

27/054/2016 17:54:17 - INFO - No proxy found for java. Trying next one

27/054/2016 17:54:17 - INFO - Syncing devices from github

27/054/2016 17:54:17 - INFO - Opening devices repository.

27/054/2016 17:54:17 - INFO - Scanning devices folder for changes.

27/054/2016 17:54:27 - INFO - Pulling changes from github.

27/054/2016 17:54:28 - INFO - Quietly closing devices repository.

27/054/2016 17:54:28 - INFO - Devices sync finished.

27/054/2016 17:54:28 - INFO - Loading devices database

27/054/2016 17:54:28 - INFO - Loaded 94 devices

27/054/2016 17:54:28 - INFO - Starting phone detection

27/054/2016 17:54:28 - INFO - Device disconnected

27/055/2016 17:55:24 - INFO - Device connected with USB debugging off

27/055/2016 17:55:24 - INFO - For 2011 devices line, be sure you are not in MTP mode

27/055/2016 17:55:24 - INFO - Device connected with USB debugging on

27/055/2016 17:55:25 - INFO - Connected device : Sony Xperia Z3

27/055/2016 17:55:25 - INFO - Installed version of busybox : N/A

27/055/2016 17:55:25 - INFO - Android version : 4.4.4 / kernel version : 3.4.0-perf-g0961cdf / Build number : 23.0.A.2.93

27/055/2016 17:55:25 - INFO - Root access denied

27/055/2016 17:55:48 - WARN - Please check your Phone and 'ALLOW' Superuseraccess!

27/055/2016 17:55:48 - INFO - Root access denied

27/004/2016 18:04:44 - INFO - Flash canceled

27/005/2016 18:05:16 - INFO - Flash canceled

27/005/2016 18:05:48 - INFO - Pushing C:\Users\markg\.flashTool\devices\busybox\1.20.2\busybox to /data/local/tmp/busybox

27/005/2016 18:05:48 - INFO - Pushing C:\Flashtool\custom\root\subin\Superuser\su to /data/local/tmp/su

27/005/2016 18:05:48 - INFO - Pushing C:\Flashtool\custom\root\subin\Superuser\Superuser.apk to /data/local/tmp/Superuser.apk

27/005/2016 18:05:49 - ERROR - Illegal key size or default parameters

27/011/2016 18:11:53 - INFO - Pushing C:\Users\markg\.flashTool\devices\busybox\1.20.2\busybox to /data/local/tmp/busybox

27/011/2016 18:11:54 - INFO - Pushing C:\Flashtool\custom\root\subin\Superuser\su to /data/local/tmp/su

27/011/2016 18:11:54 - INFO - Pushing C:\Flashtool\custom\root\subin\Superuser\Superuser.apk to /data/local/tmp/Superuser.apk

27/011/2016 18:11:55 - ERROR - Illegal key size or default parameters

27/011/2016 18:11:59 - INFO - Pushing C:\Users\markg\.flashTool\devices\busybox\1.20.2\busybox to /data/local/tmp/busybox

27/012/2016 18:12:00 - INFO - Pushing C:\Flashtool\custom\root\subin\Supersu\su to /data/local/tmp/su

27/012/2016 18:12:00 - INFO - Pushing C:\Flashtool\custom\root\subin\Supersu\Superuser.apk to /data/local/tmp/Superuser.apk

27/012/2016 18:12:00 - INFO - Pushing C:\Flashtool\custom\root\subin\Supersu\install-recovery.sh to /data/local/tmp/install-recovery.sh

27/012/2016 18:12:01 - INFO - Pushing C:\Flashtool\custom\root\subin\Supersu\99SuperSUDaemon to /data/local/tmp/99SuperSUDaemon

27/012/2016 18:12:01 - ERROR - Illegal key size or default parameters

27/012/2016 18:12:59 - WARN - Please check your Phone and 'ALLOW' Superuseraccess!

27/012/2016 18:12:59 - INFO - Root access denied

27/013/2016 18:13:06 - INFO - List of connected devices (Device Id) :

27/013/2016 18:13:06 - INFO - - USB\VID_0FCE&PID_61BA\BH90YS7H1L	Driver installed : true

27/013/2016 18:13:06 - INFO - - USB\VID_0FCE&PID_61BA&MI_00\6&2A43DAAB&0&0000	Driver installed : true

27/013/2016 18:13:06 - INFO - - USB\VID_0FCE&PID_61BA&MI_01\6&2A43DAAB&0&0001	Driver installed : true

27/013/2016 18:13:06 - INFO - List of ADB devices :

27/013/2016 18:13:06 - INFO - - BH90YS7H1L (Device : D6603. Model : D6603)

27/013/2016 18:13:06 - INFO - List of fastboot devices :

27/013/2016 18:13:06 - INFO - - none