What it is: RG-45 (commonly referred to as RJ45) is the plastic connector at the end of your internet cable. If you have a physical "System Error" related to this, it usually means your computer cannot detect the cable or connect to the internet.
How to fix it:
If you recently overclocked or changed memory timings, the PCIe bus might be unstable. how to fix system error rg45 top
| Symptom | Likely Fix | Time | | :--- | :--- | :--- | | No LED lights | Bad cable or dead port | 2 min | | Yellow exclamation mark in Device Mgr | Reinstall driver | 5 min | | Error after Windows Update | Roll back driver | 3 min | | Works in bottom port, not top | Disable top port + use bottom | 1 min | | Intermittent disconnects | Disable power saving | 1 min | | Burnt smell / physical damage | Buy PCIe or USB adapter | 10 min | What it is: RG-45 (commonly referred to as
