The printer is showing the message "Dwarf board encountered the following problem #"
Error name: Dwarf unknown err
Error code: #17502
On the Original Prusa XL, the Dwarf board is part of each print head. A multi-tool version of the XL is equipped with as many Dwarf boards as there are tools. The error message includes additional text that specifies the nature of the error.
Troubleshooting will depend on the specific error message. Contact our customer support, mentioning the specific error code and error message shown on the printer, we will take it from here.