[Zenfone 2 Laser General] 96DANGER96:
I have this error running your script:

tmp-mksh: ./flash-script.sh: not found

so tried manually, but encountered an error when starting the install script, here the entire log:

C:\Users\luca.bosso\Desktop\Xposed ZE500KL>adb shell
shell@ASUS_Z00E_1:/ $ su -c mount -o remount,rw /
su -c mount -o remount,rw /
shell@ASUS_Z00E_1:/ $ su -c mount -o remount,rw /system
su -c mount -o remount,rw /system
shell@ASUS_Z00E_1:/ $ su -c mkdir /system/tmp
su -c mkdir /system/tmp
mkdir failed for /system/tmp, File exists
255|shell@ASUS_Z00E_1:/ $ su -c mkdir /sdcard/tmp2
su -c mkdir /sdcard/tmp2
mkdir failed for /sdcard/tmp2, File exists
255|shell@ASUS_Z00E_1:/ $ su -c chmod 777 /system/tmp
su -c chmod 777 /system/tmp
shell@ASUS_Z00E_1:/ $ exit
exit

C:\Users\luca.bosso\Desktop\Xposed ZE500KL>adb push assets/xposed-sdk21-arm64 /
dcard/tmp2
push: assets/xposed-sdk21-arm64/META-INF/com/google/android/updater-script -> /
dcard/tmp2/META-INF/com/google/android/updater-script
push: assets/xposed-sdk21-arm64/META-INF/com/google/android/update-binary -> /s
card/tmp2/META-INF/com/google/android/update-binary
push: assets/xposed-sdk21-arm64/META-INF/com/google/android/flash-script.sh ->
sdcard/tmp2/META-INF/com/google/android/flash-script.sh
push: assets/xposed-sdk21-arm64/META-INF/MANIFEST.MF -> /sdcard/tmp2/META-INF/M
NIFEST.MF
push: assets/xposed-sdk21-arm64/META-INF/CERT.SF -> /sdcard/tmp2/META-INF/CERT.
F
push: assets/xposed-sdk21-arm64/META-INF/CERT.RSA -> /sdcard/tmp2/META-INF/CERT
RSA
push: assets/xposed-sdk21-arm64/system/bin/patchoat -> /sdcard/tmp2/system/bin/
atchoat
push: assets/xposed-sdk21-arm64/system/bin/oatdump -> /sdcard/tmp2/system/bin/o
tdump
push: assets/xposed-sdk21-arm64/system/bin/dex2oat -> /sdcard/tmp2/system/bin/d
x2oat
push: assets/xposed-sdk21-arm64/system/bin/app_process64_xposed -> /sdcard/tmp2
system/bin/app_process64_xposed
push: assets/xposed-sdk21-arm64/system/bin/app_process32_xposed -> /sdcard/tmp2
system/bin/app_process32_xposed
push: assets/xposed-sdk21-arm64/system/framework/XposedBridge.jar -> /sdcard/tm
2/system/framework/XposedBridge.jar
push: assets/xposed-sdk21-arm64/system/lib/libxposed_art.so -> /sdcard/tmp2/sys
em/lib/libxposed_art.so
push: assets/xposed-sdk21-arm64/system/lib/libsigchain.so -> /sdcard/tmp2/syste
/lib/libsigchain.so
push: assets/xposed-sdk21-arm64/system/lib/libart.so -> /sdcard/tmp2/system/lib
libart.so
push: assets/xposed-sdk21-arm64/system/lib/libart-compiler.so -> /sdcard/tmp2/s
stem/lib/libart-compiler.so
push: assets/xposed-sdk21-arm64/system/lib64/libxposed_art.so -> /sdcard/tmp2/s
stem/lib64/libxposed_art.so
push: assets/xposed-sdk21-arm64/system/lib64/libsigchain.so -> /sdcard/tmp2/sys
em/lib64/libsigchain.so
push: assets/xposed-sdk21-arm64/system/lib64/libart.so -> /sdcard/tmp2/system/l
b64/libart.so
push: assets/xposed-sdk21-arm64/system/lib64/libart-disassembler.so -> /sdcard/
mp2/system/lib64/libart-disassembler.so
push: assets/xposed-sdk21-arm64/system/xposed.prop -> /sdcard/tmp2/system/xpose
.prop
push: assets/xposed-sdk21-arm64/flash-script.sh -> /sdcard/tmp2/flash-script.sh
22 files pushed. 0 files skipped.
5543 KB/s (12807304 bytes in 2.256s)

C:\Users\luca.bosso\Desktop\Xposed ZE500KL>adb shell
shell@ASUS_Z00E_1:/ $ su -c cp -r /sdcard/tmp2/* /system/tmp/
su -c cp -r /sdcard/tmp2/* /system/tmp/
shell@ASUS_Z00E_1:/ $ su -c ./flash-script.sh
su -c ./flash-script.sh
tmp-mksh: ./flash-script.sh: not found
127|shell@ASUS_Z00E_1:/ $ dir
dir
/system/bin/sh: dir: not found
127|shell@ASUS_Z00E_1:/ $ ls -la
ls -la
drwxrwxr-x system system 2015-01-01 01:01 ADF
drwxrwxr-x system system 1970-01-01 01:00 APD
drwxr-xr-x root system 2015-10-28 09:55 Removable
drwxr-xr-x root root 1970-02-14 02:30 acct
drwxrwxrwx root root 2015-10-27 17:30 asdf
drwxrwxr-x system system 1970-01-01 01:00 asusfw
drwxr-xr-x root root 1970-01-01 01:00 bin
drwxrwx--- system cache 2015-10-27 15:05 cache
lrwxrwxrwx root root 1970-01-01 01:00 charger -> /sbin/healthd
dr-x------ root root 1970-02-14 02:30 config
lrwxrwxrwx root root 1970-02-14 02:30 d -> /sys/kernel/debug
drwxrwx--x system system 2015-10-21 17:25 data
-rw-r--r-- root root 363 1970-01-01 01:00 default.prop
drwxr-xr-x root root 2015-10-28 09:55 dev
lrwxrwxrwx root root 1970-02-14 02:30 etc -> /system/etc
drwxrwxrwx shell shell 1970-01-01 05:04 factory
-rw-r--r-- root root 36566 1970-01-01 01:00 file_contexts
dr-xr-x--- system system 1970-01-01 01:00 firmware
-rw-r----- root root 922 1970-01-01 01:00 fstab.goldfish
-rw-r----- root root 1063 1970-01-01 01:00 fstab.qcom
-rwxr-x--- root root 408616 1970-01-01 01:00 init
-rwxr-x--- root root 3058 1970-01-01 01:00 init.asus.debugtool.rc
-rwxr-x--- root root 15324 1970-01-01 01:00 init.asus.rc
-rwxr-x--- root root 1577 1970-01-01 01:00 init.asus.thermald.rc
-rwxr-x--- root root 13380 1970-01-01 01:00 init.asus.usb.rc
-rwxr-x--- root root 3265 1970-01-01 01:00 init.class_main.sh
-rwxr-x--- root root 1178 1970-01-01 01:00 init.environ.rc
-rwxr-x--- root root 2836 1970-01-01 01:00 init.goldfish.rc
-rwxr-x--- root root 1730 1970-01-01 01:00 init.mdm.sh
-rwxr-x--- root root 7054 1970-01-01 01:00 init.qcom.class_core.sh
-rwxr-x--- root root 6920 1970-01-01 01:00 init.qcom.early_boot.sh
-rwxr-x--- root root 12878 1970-01-01 01:00 init.qcom.factory.sh
-rwxr-x--- root root 31160 1970-01-01 01:00 init.qcom.rc
-rwxr-x--- root root 6987 1970-01-01 01:00 init.qcom.sh
-rwxr-x--- root root 2965 1970-01-01 01:00 init.qcom.syspart_fixup.
h
-rwxr-x--- root root 60593 1970-01-01 01:00 init.qcom.usb.rc
-rwxr-x--- root root 10516 1970-01-01 01:00 init.qcom.usb.sh
-rwxr-x--- root root 24085 1970-01-01 01:00 init.rc
-rwxr-x--- root root 7223 1970-01-01 01:00 init.target.rc
-rwxr-x--- root root 1927 1970-01-01 01:00 init.trace.rc
-rwxr-x--- root root 3910 1970-01-01 01:00 init.usb.rc
-rwxr-x--- root root 301 1970-01-01 01:00 init.zygote32.rc
-rwxr-x--- root root 531 1970-01-01 01:00 init.zygote64_32.rc
drwxrwxr-x root system 1970-02-14 02:30 mnt
drwxrwx--x system system 1970-01-01 01:00 persist
dr-xr-xr-x root root 1970-01-01 01:00 proc
-rw-r--r-- root root 2832 1970-01-01 01:00 property_contexts
drwxr-xr-x root root 1970-01-01 01:00 res
drwx------ root root 2015-09-15 07:03 root
drwxr-x--- root root 1970-01-01 01:00 sbin
lrwxrwxrwx root root 1970-02-14 02:30 sdcard -> /storage/emula
ed/legacy
-rw-r--r-- root root 746 1970-01-01 01:00 seapp_contexts
-rw-r--r-- root root 76 1970-01-01 01:00 selinux_version
-rw-r--r-- root root 187085 1970-01-01 01:00 sepolicy
-rw-r--r-- root root 10475 1970-01-01 01:00 service_contexts
drwxr-x--x root sdcard_r 1970-02-14 02:30 storage
dr-xr-xr-x root root 1970-02-14 02:30 sys
drwxr-xr-x root root 2015-10-28 09:56 system
drwxr-xr-x root root 2015-10-28 09:55 tmp-mksh
lrwxrwxrwx root root 1970-02-14 02:30 tombstones -> /data/tomb
tones
-rw-r--r-- root root 323 1970-01-01 01:00 ueventd.goldfish.rc
-rw-r--r-- root root 11724 1970-01-01 01:00 ueventd.qcom.rc
-rw-r--r-- root root 4546 1970-01-01 01:00 ueventd.rc
lrwxrwxrwx root root 1970-02-14 02:30 vendor -> /system/vendor
-rw-r--r-- root root 524 1970-01-01 01:00 verity_key
shell@ASUS_Z00E_1:/ $ ls -la tmp-mksh
ls -la tmp-mksh
-rwxr-xr-x root root 285016 2015-10-28 09:55 tmp-mksh
shell@ASUS_Z00E_1:/ $ ls -la system/tmp
ls -la system/tmp
drwxrwx--- root root 2015-10-28 09:57 META-INF
-rw------- root root 5602 2015-10-28 10:05 flash-script.sh
drwxrwx--- root root 2015-10-28 09:57 system
shell@ASUS_Z00E_1:/ $ cp system/tmp/flash-script.sh tmp-mksh
cp system/tmp/flash-script.sh tmp-mksh
cp: system/tmp/flash-script.sh: Permission denied
1|shell@ASUS_Z00E_1:/ $ cd system/tmp
cd system/tmp
shell@ASUS_Z00E_1:/system/tmp $ su -c ./flash-script.sh
su -c ./flash-script.sh
tmp-mksh: ./flash-script.sh: can't execute: Permission denied
126|shell@ASUS_Z00E_1:/system/tmp $ su -c ./flash-script.sh
su -c ./flash-script.sh
tmp-mksh: ./flash-script.sh: can't execute: Permission denied
126|shell@ASUS_Z00E_1:/system/tmp $ su
su
root@ASUS_Z00E_1:/system/tmp # ./flash-script.sh
./flash-script.sh
tmp-mksh: ./flash-script.sh: can't execute: Permission denied
126|root@ASUS_Z00E_1:/system/tmp #
C:\Users\luca.bosso\Desktop\Xposed ZE500KL>adb shell
shell@ASUS_Z00E_1:/ $ su -c ./flash-script.sh
su -c ./flash-script.sh
tmp-mksh: ./flash-script.sh: not found
127|shell@ASUS_Z00E_1:/ $ chmod 777 tmp-mksh
chmod 777 tmp-mksh
Unable to chmod tmp-mksh: Read-only file system
10|shell@ASUS_Z00E_1:/ $ su
su
root@ASUS_Z00E_1:/ # mount -o remount,rw /tmp-mksh
mount -o remount,rw /tmp-mksh
Usage: mount [-r] [-w] [-o options] [-t type] device directory
1|root@ASUS_Z00E_1:/ # mount -o remount,rw /
mount -o remount,rw /
root@ASUS_Z00E_1:/ # su -c mount -o remount,rw /
su -c mount -o remount,rw /
root@ASUS_Z00E_1:/ # su -c mount -o remount,rw /tmp-mksh
su -c mount -o remount,rw /tmp-mksh
Usage: mount [-r] [-w] [-o options] [-t type] device directory
1|root@ASUS_Z00E_1:/ # shell
shell
tmp-mksh: shell: not found
127|root@ASUS_Z00E_1:/ # su -c mount -o remount,rw /tmp-mksh
su -c mount -o remount,rw /tmp-mksh
Usage: mount [-r] [-w] [-o options] [-t type] device directory
1|root@ASUS_Z00E_1:/ # su -c mount -o remount,rw /tmp-mksh
su -c mount -o remount,rw /tmp-mksh
Usage: mount [-r] [-w] [-o options] [-t type] device directory
1|root@ASUS_Z00E_1:/ # su -c mount -o remount,rw /system
su -c mount -o remount,rw /system
root@ASUS_Z00E_1:/ # su -c mount -o remount,rw /
su -c mount -o remount,rw /
root@ASUS_Z00E_1:/ # chmod 777 tmp-mksh
chmod 777 tmp-mksh
root@ASUS_Z00E_1:/ # su -c ./flash-script.sh
su -c ./flash-script.sh
tmp-mksh: ./flash-script.sh: not found
127|root@ASUS_Z00E_1:/ # su -c cp system/tmp/flash-script.sh /tmp-mksh
su -c cp system/tmp/flash-script.sh /tmp-mksh
root@ASUS_Z00E_1:/ # su -c ./flash-script.sh
su -c ./flash-script.sh
tmp-mksh: ./flash-script.sh: not found
127|root@ASUS_Z00E_1:/ # ls -la /tmp-mksh
ls -la /tmp-mksh
-rw------- root root 5602 2015-10-28 10:16 flash-script.sh
-rwxr-xr-x root root 285016 2015-10-28 09:55 tmp-mksh
root@ASUS_Z00E_1:/ # shell
shell
tmp-mksh: shell: not found
127|root@ASUS_Z00E_1:/ # cd tmp-mksh
cd tmp-mksh
root@ASUS_Z00E_1:/tmp-mksh # ./flash-script.sh
./flash-script.sh
tmp-mksh: ./flash-script.sh: can't execute: Permission denied
126|root@ASUS_Z00E_1:/tmp-mksh # chmod 777 flash-script.sh
chmod 777 flash-script.sh
root@ASUS_Z00E_1:/tmp-mksh # ./flash-script.sh
./flash-script.sh
******************************
Xposed framework installer zip
******************************
- Mounting /system and /vendor read-write
- Checking environment
./flash-script.sh[113]: head: not found
./flash-script.sh[113]: sed: not found
./flash-script.sh[115]: cut: not found
./flash-script.sh[115]: head: not found
./flash-script.sh[115]: sed: not found
./flash-script.sh[116]: cut: not found
./flash-script.sh[116]: sed: not found
./flash-script.sh[116]: head: not found
./flash-script.sh[117]: head: not found
./flash-script.sh[117]: sed: not found
./flash-script.sh[119]: head: not found
./flash-script.sh[119]: sed: not found
./flash-script.sh[120]: sed: not found
./flash-script.sh[120]: head: not found
./flash-script.sh[121]: sed: not found
./flash-script.sh[121]: head: not found
./flash-script.sh[122]: head: not found
./flash-script.sh[122]: sed: not found
Xposed version:
! Wrong platform: arm
! This file is for:
! Please download the correct package
! for your platform/ROM!
1|root@ASUS_Z00E_1:/tmp-mksh # ./flash-script.sh