Symptoms

In case any error occurs during opening Ubuntu.exe from C:\Program Files (x86)\Ubuntu

Or Any error related to Ubuntu, WLS, or Redis

Example:

The following errors might occur:

WslRegistredDistribution failed with error: 0x80070057

Error: 0x80070057 The parrameter is incorrect

The specified network name is no longer available

Press any key to continue...

Or

The specified network name is no longer available.

etc.

Cause

In most cases, they are related to incorrectly installed Ubuntu, Redis, or WSL or corruption of the files

Resolution

1. Stop TimelinePI service 
2. Open PowerShell as Administrator
3. Run

   wslconfig /u Ubuntu

    In order to unregister the Ubuntu 
4. After Ubuntu successfully unregistered navigate (In PowerShell with the help of the "cd" command ) to the Ubuntu folder (By default it is: C:\Program Files (x86)\Ubuntu)
5. Run the following command

   .\ubuntu.exe install --root 2>&1

    In order to install Ubuntu correctly 
6. Once it is installed download Redis_wsl.zip from this article and extract files to the Ubuntu folder. Also, copy (from the Source folder) and paste the following files to the Ubuntu folder as well
   - gcc-10-base_10.3.0-1ubuntu1_20.04_amd64
   - libatomic1_10.3.0-1ubuntu1_20.04_amd64.deb
   Note: You can download them from this article (Attached at the bottom)
7. Execute the below commands one by one in Powershell.
   1. ubuntu.exe run "sudo dpkg -i libatomic1_10.3.0-1ubuntu1_20.04_amd64.deb; exit"
   2. ubuntu.exe run "sudo dpkg -i libhiredis0.14_0.14.0-6_amd64.deb ; exit"
   3. ubuntu.exe run "sudo dpkg -i libjemalloc2_5.2.1-1ubuntu1_amd64.deb; exit"
   4. ubuntu.exe run "sudo dpkg -i liblua5.1-0_5.1.5-8.1build4_amd64.deb; exit"
   5. ubuntu.exe run "sudo dpkg -i lua-bitop_1.0.2-5_amd64.deb; exit"
   6. ubuntu.exe run "sudo dpkg -i lua-cjson_2.1.0+dfsg-2.1_amd64.deb; exit"
   7. ubuntu.exe run "sudo dpkg -i redis-tools_6.2.4-1rl1~focal1_amd64.deb; exit"
   8. ubuntu.exe run "sudo dpkg -i redis-server_6.2.4-1rl1~focal1_amd64.deb; exit"
   9. ubuntu.exe run "sudo dpkg -i redis_6.2.4-1rl1~focal1_all.deb; exit"
8. After you execute them all, navigate to the Ubuntu folder (via File Explorer) and open Ubuntu (The default folder is: C:\Program Files (x86)\Ubuntu)
9. Enter the following command in the Ubuntu

   service redis-server status

   Note: If you see the following message "redis server is not running"proceed with the instructions. If the status is Running proceed from step 12
10. Run

    service redis-server start

    command (If you see the following error"Starting redis-server: start-stop-daemon: matching on world-writable pid file /var/run/redis/redis-server.pid is insecure failed"proceed with the instructions)  If there is no error, proceed from step 12
11. Navigate to the following directory

    cd /var/run/redis

    and run

    chmod 644 redis-server.pid

12. Try to start the Redis again

    service redis-server start

13. Check the status of Redis

    service redis-server status

    also, you can run

    redis-cli 

    and then run

    ping

    (you should get PONG in response) 
14. Start TimelinePI service

Additionally, there might be cases when some of the files initially are missing such as libatomic1_10.3.0-1ubuntu1_20.04_amd64.deb or gcc-10-base_10.3.0-1ubuntu1_20.04_amd64.deb 

Please manually copy them to the Ubuntu folder. A zip archive with all possibly missing files is attached