Based on the error code provided (M107 and KM-ASSYM2-10 error id 38), this error may be caused by a timeout while attempting to return the X axis to its origin position. Here are some questions that may help you understand the issue and possible solutions:
The error M107-X axis return to origin timeout indicates that the machine is experiencing a timing issue while returning to the origin position. This error typically occurs when there is a problem with the encoder or motor that is causing the axis to