--- title: "Processing error: Anchor log line appears to have invalid data Line has less than 10 fields" slug: "processing-error-anchor-log-line-appears-to-have-invalid-data-line-has-less-than-10-fields" tags: ["SLAM Anchor File", "Error message", "NavVis IVION Processing", "Failed Processing", "SLAM Error", "Troubleshooting Desktop Proc.", "SLAM Anchor", "Anchor Position", "Troubleshooting Processing"] updated: 2024-02-15T17:00:10Z published: 2024-02-15T17:00:10Z canonical: "knowledge.navvis.com/processing-error-anchor-log-line-appears-to-have-invalid-data-line-has-less-than-10-fields" --- > ## Documentation Index > Fetch the complete documentation index at: https://knowledge.navvis.com/llms.txt > Use this file to discover all available pages before exploring further. # Processing error: Anchor log line appears to have invalid data Line has less than 10 fields ## Introduction ### Problem description Processing interrupted with errors: Anchor log line appears to have invalid data: 1596247718.137026171 3-131.51387 +80.88601 +0.02430 +0.00000 false true true true Line has less than 10 fields. It only has 9 fields. ERROR: Could not process dataset '/home/south/Desktop/LWFD/datasets_rec/2020-08-01_04.06.26': Line has less than 10 fields. It only has 9 fields. ### Scope Solution applies to: ## Troubleshooting procedure The main cause could be that in the above example above, the GCP ID number "3" was modified. 1. Check if this specific GCP that reported the error, in the above case, check the ID "3", see if in both measured and recorded control point files if there are any additional special characters. The recorded control point files to check are under datasets_rec/2023-xx-xx/anchors.txt and anchor_poses_recorded.txt 2. To disregard an anchor, add a symbol "#" in front of the input file's GCP ID. Ground Control Point