# Support **URL:** https://xrp.discourse.group/c/support/9.md [Latest](https://xrp.discourse.group/latest.md) · [Categories](https://xrp.discourse.group/categories.md) · [Tags](https://xrp.discourse.group/tags.md) --- ## [About the Support category](https://xrp.discourse.group/t/about-the-support-category/15)
**Author:** [@bamiller](https://xrp.discourse.group/u/bamiller)\ **Replies:** 2\ **Last updated:** [November 4, 2024, 2:17pm UTC](https://xrp.discourse.group/t/about-the-support-category/15 "2024-11-04T14:17:42Z")
Something wrong? Post it here. We would like to get your feedback on issues with the robots, the software, or the curriculum. Bring it on! --- ## [XRP Controller (RP2350): WiFi and Bluetooth both non-functional, everything else works](https://xrp.discourse.group/t/xrp-controller-rp2350-wifi-and-bluetooth-both-non-functional-everything-else-works/966)
**Author:** [@Tanmay](https://xrp.discourse.group/u/Tanmay)\ **Replies:** 1\ **Last updated:** [September 6, 2026, 12:34pm UTC](https://xrp.discourse.group/t/xrp-controller-rp2350-wifi-and-bluetooth-both-non-functional-everything-else-works/966 "2026-09-06T12:34:23Z")
Hi all, I’m having a hardware issue with my XRP Controller board (RP2350 version) that I haven’t been able to resolve after extensive troubleshooting. Symptom: Neither WiFi nor Bluetooth work. The XRP-xxxx WiFi access p… --- ## [FIRST WPI firmware link is dead](https://xrp.discourse.group/t/first-wpi-firmware-link-is-dead/935)
**Author:** [@Les](https://xrp.discourse.group/u/Les)\ **Replies:** 2\ **Last updated:** [May 14, 2026, 6:23pm UTC](https://xrp.discourse.group/t/first-wpi-firmware-link-is-dead/935 "2026-05-14T18:23:52Z")
Trying to use our XPRs a bridge to FIRST but stopped at the first step - the links to the XRP WPI firmware releases are dead. --- ## [Connection Issues with XRP Code Editor](https://xrp.discourse.group/t/connection-issues-with-xrp-code-editor/934)
**Author:** [@ssward](https://xrp.discourse.group/u/ssward)\ **Replies:** 3\ **Last updated:** [May 14, 2026, 1:39pm UTC](https://xrp.discourse.group/t/connection-issues-with-xrp-code-editor/934 "2026-05-14T13:39:39Z")
Hello! We purchased a few kits last year for use with our college classroom. They worked great last semester! During class today, a student ran some code and the robot suddenly stopped working. I’ve tried a few methods … --- ## [Aurdino Board on XRP](https://xrp.discourse.group/t/aurdino-board-on-xrp/916)
**Author:** [@VN\_Reader](https://xrp.discourse.group/u/VN_Reader)\ **Replies:** 1\ **Last updated:** [April 23, 2026, 6:23pm UTC](https://xrp.discourse.group/t/aurdino-board-on-xrp/916 "2026-04-23T18:23:06Z")
Is there a way to use the XRP’s aurdino board to for example, control a fifth servo, or an led light? --- ## [Is there another site other than xrp.wpi.edu/staging?](https://xrp.discourse.group/t/is-there-another-site-other-than-xrp-wpi-edu-staging/923)
**Author:** [@Sherl](https://xrp.discourse.group/u/Sherl)\ **Replies:** 6\ **Last updated:** [April 22, 2026, 5:27pm UTC](https://xrp.discourse.group/t/is-there-another-site-other-than-xrp-wpi-edu-staging/923 "2026-04-22T17:27:51Z")
We are currently experiencing connection and interface issues with the XRP platform following updates made to both our laptops and the XRP devices earlier today. While using the staging platform via USB, we are able to … --- ## [Unexplainable Motor behaviour, Asymmetric PID Error](https://xrp.discourse.group/t/unexplainable-motor-behaviour-asymmetric-pid-error/924)
**Author:** [@WrenMoon](https://xrp.discourse.group/u/WrenMoon)\ **Replies:** 2\ **Last updated:** [April 21, 2026, 8:15am UTC](https://xrp.discourse.group/t/unexplainable-motor-behaviour-asymmetric-pid-error/924 "2026-04-21T08:15:46Z")
I’m working on a PID control system for the robot that uses PID to accurately maintain an encoder rate based on joystick inputs, but there’s a really strange issue with one of the motors. Note: Im coding it in java throu… --- ## [XRP not connecting via USB, not recognized on Windows PC](https://xrp.discourse.group/t/xrp-not-connecting-via-usb-not-recognized-on-windows-pc/920)
**Author:** [@dscott](https://xrp.discourse.group/u/dscott)\ **Replies:** 5\ **Last updated:** [April 20, 2026, 5:31pm UTC](https://xrp.discourse.group/t/xrp-not-connecting-via-usb-not-recognized-on-windows-pc/920 "2026-04-20T17:31:30Z")
I’m running a classroom of approximately 15 kits and all of my students updated firmware and ran verifications successfully. This week, two of those robots stopped connecting to their Chromebooks and are not recognized b… --- ## [Wifi issues with both the Beta and Current version of the XRP board in WPIlib mode for FRC training](https://xrp.discourse.group/t/wifi-issues-with-both-the-beta-and-current-version-of-the-xrp-board-in-wpilib-mode-for-frc-training/871)
**Author:** [@E415LDC](https://xrp.discourse.group/u/E415LDC)\ **Replies:** 11\ **Last updated:** [December 29, 2025, 9:23pm UTC](https://xrp.discourse.group/t/wifi-issues-with-both-the-beta-and-current-version-of-the-xrp-board-in-wpilib-mode-for-frc-training/871 "2025-12-29T21:23:07Z")
I’m a mentor for a FRC team. We have purchased several of the original Beta XRP kits and I have personally purchased the new “current non beta” version of the board. When running the WPIlib version of the firmware I can … --- ## [Husky-lens drivers fix/issues](https://xrp.discourse.group/t/husky-lens-drivers-fix-issues/882)
**Author:** [@kborg500](https://xrp.discourse.group/u/kborg500)\ **Replies:** 13\ **Last updated:** [December 22, 2025, 11:11pm UTC](https://xrp.discourse.group/t/husky-lens-drivers-fix-issues/882 "2025-12-22T23:11:49Z")
Hey everyone! I wanted to share some information regarding the HuskyLens and the SparkFun XRP robot. From my experience, the HuskyLens can work with the XRP, but the official drivers and instructions currently available… --- ## [XRP Code IDE Export to PC Grayed Out?](https://xrp.discourse.group/t/xrp-code-ide-export-to-pc-grayed-out/898)
**Author:** [@k500](https://xrp.discourse.group/u/k500)\ **Replies:** 1\ **Last updated:** [December 20, 2025, 12:17am UTC](https://xrp.discourse.group/t/xrp-code-ide-export-to-pc-grayed-out/898 "2025-12-20T00:17:29Z")
The File \> ‘Export to PC’ option is grayed out on the XRP Code Editor. What do I need to do to enable this? I do not yet have an XRP Robot to connect to and was looking to save files locally. The workaround I used was V… --- ## [Xrpcode.wpi.edu certificate just expired Oct 29 2025](https://xrp.discourse.group/t/xrpcode-wpi-edu-certificate-just-expired-oct-29-2025/879)
**Author:** [@couvillion](https://xrp.discourse.group/u/couvillion)\ **Replies:** 3\ **Last updated:** [October 31, 2025, 1:54am UTC](https://xrp.discourse.group/t/xrpcode-wpi-edu-certificate-just-expired-oct-29-2025/879 "2025-10-31T01:54:33Z")
It expired, I have a class on Friday in a lab I don’t control. So I raise my hand, please help --- ## [Is there a way to "reinstall" the factory firmware including the "self test suite"?](https://xrp.discourse.group/t/is-there-a-way-to-reinstall-the-factory-firmware-including-the-self-test-suite/870)
**Author:** [@E415LDC](https://xrp.discourse.group/u/E415LDC)\ **Replies:** 2\ **Last updated:** [October 12, 2025, 3:31am UTC](https://xrp.discourse.group/t/is-there-a-way-to-reinstall-the-factory-firmware-including-the-self-test-suite/870 "2025-10-12T03:31:24Z")
Since reloading firmware is so easy and the process is already well documented, it would be nice to be able to reset completely back to the factory image including the “self test suite”. This can then be used as a “Diagn… --- ## [Connecting to New XRP Robot on Arch Linux](https://xrp.discourse.group/t/connecting-to-new-xrp-robot-on-arch-linux/858)
**Author:** [@davelong](https://xrp.discourse.group/u/davelong)\ **Replies:** 0\ **Last updated:** [September 13, 2025, 1:29pm UTC](https://xrp.discourse.group/t/connecting-to-new-xrp-robot-on-arch-linux/858 "2025-09-13T13:29:13Z")
Hello, I just got an xrp robot. When I tried to connect it to the xrp code editor for the first time on google chrome and arch linux, the editor would not recognize the robot. I had to then move to a windows machine, … --- ## [Bluetooth connection issues](https://xrp.discourse.group/t/bluetooth-connection-issues/853)
**Author:** [@schindm](https://xrp.discourse.group/u/schindm)\ **Replies:** 6\ **Last updated:** [August 20, 2025, 4:02pm UTC](https://xrp.discourse.group/t/bluetooth-connection-issues/853 "2025-08-20T16:02:34Z")
Hi, We are running the Orbit Odyssey camp this weekend and are having a little troubles connecting to the XRPs over bluetooth. Sometimes we can connect over bluetooth, if the cable is connected, but as soon as we remov… --- ## [XRP wpilib wifi not showing up](https://xrp.discourse.group/t/xrp-wpilib-wifi-not-showing-up/810)
**Author:** [@schveiguy](https://xrp.discourse.group/u/schveiguy)\ **Replies:** 5\ **Last updated:** [July 30, 2025, 2:23am UTC](https://xrp.discourse.group/t/xrp-wpilib-wifi-not-showing-up/810 "2025-07-30T02:23:10Z")
Hi! I’m a software mentor for FRC team 2079, and we are running a class where new students are using XRP bots to learn FRC programming. I have a lot of experience with software and embedded systems. One of our students’… --- ## [XRP board won't connect over USB or Wifi, SYS light off](https://xrp.discourse.group/t/xrp-board-wont-connect-over-usb-or-wifi-sys-light-off/816)
**Author:** [@ChampionX1001](https://xrp.discourse.group/u/ChampionX1001)\ **Replies:** 5\ **Last updated:** [July 29, 2025, 6:01pm UTC](https://xrp.discourse.group/t/xrp-board-wont-connect-over-usb-or-wifi-sys-light-off/816 "2025-07-29T18:01:23Z")
Hi! I’m an FTC Student from 18603 Terabridges. We are hosting a summer camp with the XRPs starting Monday next week. I was testing Pestolink on the XRP using the front loader robot configuration that Experiential Roboti… --- ## [Ultrasonic sensor malfunction](https://xrp.discourse.group/t/ultrasonic-sensor-malfunction/375)
**Author:** [@asb](https://xrp.discourse.group/u/asb)\ **Replies:** 13\ **Last updated:** [July 12, 2025, 9:49pm UTC](https://xrp.discourse.group/t/ultrasonic-sensor-malfunction/375 "2025-07-12T21:49:10Z")
I have encountered a technical glitch (software I guess) with the ultrasonic sensor. While running the installation verification code provided as default, the ultrasonic sensor is only displaying the distance intermitten… --- ## [XRP robot is not connecting to my computer](https://xrp.discourse.group/t/xrp-robot-is-not-connecting-to-my-computer/803)
**Author:** [@Star\_0294](https://xrp.discourse.group/u/Star_0294)\ **Replies:** 3\ **Last updated:** [July 11, 2025, 6:38pm UTC](https://xrp.discourse.group/t/xrp-robot-is-not-connecting-to-my-computer/803 "2025-07-11T18:38:28Z")
I got this XRP robot and started to set it up, and everything was going well. Well, I could easily find the Wi-Fi for the XRP robot on my Mac computer, but then the next day, I couldn’t find it. I refreshed the XRP robot… --- ## [WiFi connectivity issues when running competitions](https://xrp.discourse.group/t/wifi-connectivity-issues-when-running-competitions/787)
**Author:** [@leroy.simon2406](https://xrp.discourse.group/u/leroy.simon2406)\ **Replies:** 1\ **Last updated:** [June 17, 2025, 4:16pm UTC](https://xrp.discourse.group/t/wifi-connectivity-issues-when-running-competitions/787 "2025-06-17T16:16:49Z")
We are based in the Eastern Cape Province of South Africa. This year we have joined the XRP family via the SpringBots South Africa organization. We are thereof called SpringBots EC (Eastern Cape Region / Province). We ha… --- ## [Internal time reference going backwards some time](https://xrp.discourse.group/t/internal-time-reference-going-backwards-some-time/781)
**Author:** [@AlanKilian](https://xrp.discourse.group/u/AlanKilian)\ **Replies:** 3\ **Last updated:** [June 8, 2025, 12:28pm UTC](https://xrp.discourse.group/t/internal-time-reference-going-backwards-some-time/781 "2025-06-08T12:28:56Z")
I’m testing the time functions and I’m seeing what I think is strange behavior where the time.ticks\_diff() value is going backwards. Here’s my code: import time startTime = time.ticks\_ms() for \_ in range(20): deltaT… --- ## [XRP will not connect to XRPCODE.WPI.EDU](https://xrp.discourse.group/t/xrp-will-not-connect-to-xrpcode-wpi-edu/724)
**Author:** [@schlegel](https://xrp.discourse.group/u/schlegel)\ **Replies:** 5\ **Last updated:** [June 3, 2025, 5:51pm UTC](https://xrp.discourse.group/t/xrp-will-not-connect-to-xrpcode-wpi-edu/724 "2025-06-03T17:51:49Z")
I was able to update the firmware on the xrp using the usb cable (I have the data cable). I was able to see the xrp bot via the 192.168.42.1:5000 address to change the wifi settings. However I am not able to connect to t… --- ## [Wiring Quick Reference Card](https://xrp.discourse.group/t/wiring-quick-reference-card/630)
**Author:** [@jrumple](https://xrp.discourse.group/u/jrumple)\ **Replies:** 4\ **Last updated:** [May 27, 2025, 5:11pm UTC](https://xrp.discourse.group/t/wiring-quick-reference-card/630 "2025-05-27T17:11:42Z")
Can you include a wiring quick reference card in the XRP kit? Maybe add it to the sticker sheet just as a reference. The assembly video and the assembly instructions do a great job of explaining how to wire the range s… --- ## [Unable to drive with bluetooth](https://xrp.discourse.group/t/unable-to-drive-with-bluetooth/743)
**Author:** [@Debbie386](https://xrp.discourse.group/u/Debbie386)\ **Replies:** 9\ **Last updated:** [May 24, 2025, 4:11pm UTC](https://xrp.discourse.group/t/unable-to-drive-with-bluetooth/743 "2025-05-24T16:11:50Z")
I’ve followed the instructions here for connecting to bluetooth and using Pestol.ink but cannot get the robot to drive. My apologies for the length of this post but I keep thinking that I’m missing a step somewhere. So… --- ## [Unable to connect XRP using Linux](https://xrp.discourse.group/t/unable-to-connect-xrp-using-linux/608)
**Author:** [@ThierID](https://xrp.discourse.group/u/ThierID)\ **Replies:** 5\ **Last updated:** [May 22, 2025, 5:06pm UTC](https://xrp.discourse.group/t/unable-to-connect-xrp-using-linux/608 "2025-05-22T17:06:05Z")
Hello, Using a Windows (10) PC, I can connect and program via USB or Bluetooth to my XRP without any problems. As I need this PC for another purpose, I would like to use another PC; this one has Linux. Unfortunately, I… --- ## [Link to game manual for Mountain Mayhem Challenge doesnt work?](https://xrp.discourse.group/t/link-to-game-manual-for-mountain-mayhem-challenge-doesnt-work/532)
**Author:** [@jcruz](https://xrp.discourse.group/u/jcruz)\ **Replies:** 5\ **Last updated:** [May 14, 2025, 9:49am UTC](https://xrp.discourse.group/t/link-to-game-manual-for-mountain-mayhem-challenge-doesnt-work/532 "2025-05-14T09:49:03Z")
The link in the Camp Guide and the Student Handouts for the Mountain Mayhem Challenge game manual doesnt work. https://docs.google.com/document/d/e/2PACX-1vScxWFbLvmKd3LmJmfndYbR6IltJobV4BAi7QgTQ9\_bzlwi0kwsEqfdyct08y73C… --- ## [XRP keeps saving files](https://xrp.discourse.group/t/xrp-keeps-saving-files/735)
**Author:** [@arafieymehr](https://xrp.discourse.group/u/arafieymehr)\ **Replies:** 2\ **Last updated:** [May 8, 2025, 1:38pm UTC](https://xrp.discourse.group/t/xrp-keeps-saving-files/735 "2025-05-08T13:38:16Z")
Hello, Students that I teach XRP programming to have created many files on the XRPs that we use. I don’t know why sometimes when we create a new file and it goes to save, it just continue saving files for a long time (t… --- ## [MicroPython error during installation verification](https://xrp.discourse.group/t/micropython-error-during-installation-verification/652)
**Author:** [@hipsterbrown](https://xrp.discourse.group/u/hipsterbrown)\ **Replies:** 10\ **Last updated:** [April 3, 2025, 4:09pm UTC](https://xrp.discourse.group/t/micropython-error-during-installation-verification/652 "2025-04-03T16:09:36Z")
I have put together the v1 XRP kit and connected it to XRPCode. After successfully updating the firmware to XRPLib v2.0.1, I am unable to run the installation\_verification.py in the XRPExamples directory. I see the follo… --- ## [Error after update shuts down whole operation](https://xrp.discourse.group/t/error-after-update-shuts-down-whole-operation/642)
**Author:** [@dwhite](https://xrp.discourse.group/u/dwhite)\ **Replies:** 7\ **Last updated:** [March 26, 2025, 8:49pm UTC](https://xrp.discourse.group/t/error-after-update-shuts-down-whole-operation/642 "2025-03-26T20:49:28Z")
Problem importing from library, please see attached --- ## [XRPCode IDE will not connect to XRP robot](https://xrp.discourse.group/t/xrpcode-ide-will-not-connect-to-xrp-robot/645)
**Author:** [@Jack](https://xrp.discourse.group/u/Jack)\ **Replies:** 4\ **Last updated:** [March 26, 2025, 8:48pm UTC](https://xrp.discourse.group/t/xrpcode-ide-will-not-connect-to-xrp-robot/645 "2025-03-26T20:48:05Z")
Hello, I have a few XRP robots but they are not connecting to the provided IDE. We are using only blockly to teach kids basic programming and are not touching anything python related. I see my port is on ACM0 and I can r… [Next page](https://xrp.discourse.group/c/support/9.md?page=1)