Unassigned servo IDs or unpowered actuators are causing the failure.
Tom
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Posts made by Tom
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What Does This Specific Servo Configuration Error Indicate?posted in OpenDuckMini
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Why Does Camera-Assisted Teleoperation Cause Master Arm Noise and Slave Arm Control Failure?posted in LeRobot
Device enumeration appears inverted, with the master arm incorrectly identified as the slave unit.
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Why Is My Duck Robot’s Upper Body Tilted and How to Correct It?posted in OpenDuckMini
Perform FD neutral position calibration or apply offset compensation using the find_offset utility.
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How to Reset ST3215 Servo Motor ID When It Becomes Undetectable in Ubuntu/Windows?posted in LeRobot
The port configuration appears misconfigured on Ubuntu. For Windows environments, utilize fd.exe for immediate port occupancy analysis.
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Why Do Rviz in ROS1 Fail to Publish TF with Valid URDF That Works in ROS2?posted in LeRobot
Deactivate all Conda environments (including base) before ROS1 execution to resolve URDF visualization conflicts in Rvix.
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What computer specs are recommended for Reinforcement Learning tasks?posted in OpenDuckMini
Version upgrade mandates the control.display_data=true parameter to enable real-time telemetry visualization.
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How to Connect Nine Servo Motors to a Control Board When Direct Wiring Fails? Are DuPont Wires Necessary?posted in LeRobot
Version upgrade mandates the control.display_data=true parameter to enable real-time telemetry visualization.
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How to Connect Nine Servo Motors to a Control Board When Direct Wiring Fails? Are DuPont Wires Necessary?posted in OpenDuckMini
Two control ports suffice: daisy-chain the leg actuators on one side with the head actuator to Port 1, and the opposing leg actuators to Port 2.
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Why Does My Dataset Collection Process Fail with Errors on Initialization?posted in LeRobot
Either rename the repository identifier (repo_id) or execute git remote remove <name> to delete the local reference.
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Why Does My Small Duck Robot Lose Balance and Fall After Walking for Some Time?posted in OpenDuckMini
The observed discrepancy may correlate with feedback loop latency.
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Which Serial Port Does Raspberry Pi W2 Use and Why Are None Detected After Installation?posted in OpenDuckMini
A custom Micro-USB (male) to Type-C (male) cable is required to interface the Zero 2W with the servo controller board.
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Camera Feed Not Displaying in GUI Despite Successful Initialization – How to Fix?posted in LeRobot
Visualization migrated to Rerun with control.display_data=true explicitly enabled.
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Can LeRobot Run Smoothly on Windows? Any Known Compatibility Issues?posted in LeRobot
Operation confirmed stable with zero observed anomalies.
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Has Anyone Experienced This Problem When Training Pi0?posted in LeRobot
Either add these two parameters in the Pi0Config class or remove them from the configuration file.
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Is 48GB RAM Enough for Training Pi0? And Where to Set Batch Size in the New Version?posted in LeRobot
The LoRA version is sufficient. Simply create a custom config file based on the official template in the /config directory.
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What Is This Port Number Used For?posted in LeRobot
Extract the numeric values from the provided link.
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Why Does ACT's Temporal Integration Weight Past Actions More Heavily Than Current Ones (w_i = exp(-m * i))?posted in LeRobot
Early-stage motion predictions exhibit higher accuracy, while later stages accumulate errors through recursive deviation. For instance, Time Step 1 may achieve 95% precision, but by Time Step 100, ...
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What Open-Source Solutions Are Recommended for Implementing Walking Capabilities in a Custom-Built Robot?posted in OpenDuckMini
The "imu_upside_down": false setting enables auto-reorientation to correct inverted detection.
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Is the Correct Duck Alignment Based on Natural Standing Posture or Fully Straightened Legs?posted in OpenDuckMini
Execute neutral alignment and zero position calibration.
