> For the complete documentation index, see [llms.txt](https://jagster.gitbook.io/cobalt-guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://jagster.gitbook.io/cobalt-guide/common-issues/internal-errors.md).

# Internal Errors

**Error -> 0xD0000201** The loader was unable to acquire your machine's HWID. Please open a ticket and present this error message for support. 

**Error -> 0xD0000202** Intel Optane error, please disable windows Optane via this tutorial <https://support.cyberpowerpc.com/hc/en-us/articles/360014775073-How-do-I-disable-Intel-Optane->&#x20;

**Error -> 0xD0000301** Internal network error, please try again on a VPN. If the issue still persists for over 10 minutes, you may open a ticket for support

&#x20;**Error -> 0xD0000101** Unsupported windows version. Please downgrade or upgrade to 20H2-21h1