Knowledge base for software setup, errors, and daily tool work.

Fix Task Scheduler Permission Denied Error in Ubuntu

You schedule a task using cron or systemd timers in Ubuntu, but the job fails with a 'permission ...

Fix Task Scheduler Error 0x80070005: Access Denied

If you see error 0x80070005 when running a scheduled task, it usually means the task doesn't have...

Fix PuTTY Connection Refused After Server Restart

You restart your server, open PuTTY, and see "Connection refused". This is a com...

Fix Windows Defender Module Not Found Error 0x80070643