# Error Messages - [API Error: 1A](https://docs.therocketcad.com/walkthrough/error-messages/api-error-1a.md): How to troubleshoot and solve the RocketCAD API Error 1A, modsol.co/e1A - [API Error: 1B](https://docs.therocketcad.com/walkthrough/error-messages/api-error-1b.md): How to troubleshoot and solve the RocketCAD API Error 1B, modsol.co/e1b - [Error 2A - Missing Permissions](https://docs.therocketcad.com/walkthrough/error-messages/error-2a-missing-permissions.md) - [Tracking Location Errors](https://docs.therocketcad.com/walkthrough/error-messages/tracking-location-errors.md) - [We do not have the information on your last patrol](https://docs.therocketcad.com/walkthrough/error-messages/we-do-not-have-the-information-on-your-last-patrol.md) - [Patrol Configuration Error](https://docs.therocketcad.com/walkthrough/error-messages/patrol-configuration-error.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.therocketcad.com/walkthrough/error-messages.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.