Roadrunner:When import xml file ,get error.

ERROR: Failed to load OpenDRIVE data: Expected 'OpenDRIVE' element (file: 'C:/Users/86138/Desktop/k/Assets/roadnet/50000.xml')

[洪坤]

Please teach me how to import xml files into Roadrunner.

Answer 1

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In RoadRunner, importing an XML file requires the file to follow the OpenDRIVE format. OpenDRIVE is a standardized XML-based format commonly used for describing road networks and environments in driving simulations.

Based on the error message you provided, it seems that the XML file you are trying to import does not contain the required 'OpenDRIVE' element, or it might not be correctly formatted as per the OpenDRIVE specification.

Here are the steps to import an XML file (OpenDRIVE format) into RoadRunner:

1. Ensure the XML file follows the OpenDRIVE format: OpenDRIVE has a specific structure with elements like 'OpenDRIVE', 'road', 'junction', etc. Make sure that your XML file adheres to the OpenDRIVE specification. If you are using RoadRunner's specific XML format, check the documentation or user guide for the correct format.
2. Verify the file path: Double-check that the file path is correct and the XML file is located in the specified directory.
3. Use the correct import function: RoadRunner should have a specific function to import OpenDRIVE files. Depending on the version and implementation of RoadRunner you are using, the function might vary. Look for a function like importOpenDRIVE or similar in the RoadRunner documentation or examples.
4. Update RoadRunner: Ensure that you are using the latest version of RoadRunner to avoid any potential compatibility issues.
5. Validate the XML file: Use an XML validator to ensure that your XML file is well-formed and complies with the OpenDRIVE schema.

If you have followed these steps and are still encountering issues, consider consulting the RoadRunner documentation or seeking support from the RoadRunner community or technical support team. They can provide more specific guidance based on the version and implementation of RoadRunner you are using.