# Latest **URL:** https://forum.legato.io/latest.md?no_subcategories=false&page=2 [Latest](https://forum.legato.io/latest.md) · [Categories](https://forum.legato.io/categories.md) **Page:** 3 --- ## [Codeaurora repos down](https://forum.legato.io/t/codeaurora-repos-down/6947)
**Author:** [@jkappes](https://forum.legato.io/u/jkappes)\ **Replies:** 2\ **Last updated:** [September 1, 2025, 9:55am UTC](https://forum.legato.io/t/codeaurora-repos-down/6947 "2025-09-01T09:55:48Z")
I can no longer build yocto images (3.1.15). I think this still worked a few weeks ago. Can someone confirm it’s the remotes? If so, any pointers on how to replace them? --- ## [Failure to enumerate USB](https://forum.legato.io/t/failure-to-enumerate-usb/6943)
**Author:** [@jack.heaffey](https://forum.legato.io/u/jack.heaffey)\ **Replies:** 3\ **Last updated:** [August 26, 2025, 9:45am UTC](https://forum.legato.io/t/failure-to-enumerate-usb/6943 "2025-08-26T09:45:01Z")
Hi, I develop a device where a WP76xx cell module is a USB CDC device and a separate processor is the USB host. There are times when the USB host must disable the USB connection and restart the connection frequently, r… --- ## [Legato not cleaning up unpack directory](https://forum.legato.io/t/legato-not-cleaning-up-unpack-directory/6924)
**Author:** [@upsampled](https://forum.legato.io/u/upsampled)\ **Replies:** 8\ **Last updated:** [July 3, 2025, 6:22pm UTC](https://forum.legato.io/t/legato-not-cleaning-up-unpack-directory/6924 "2025-07-03T18:22:08Z")
I have run update -g and legato is still caching an unsuccessful install in unpack. The disk/flash is too small so I have to reliably clear unused files to make space for update cases. How can i remove unused files in t… --- ## [Files are not displayed by “ls” command](https://forum.legato.io/t/files-are-not-displayed-by-ls-command/6934)
**Author:** [@sunami](https://forum.legato.io/u/sunami)\ **Replies:** 9\ **Last updated:** [July 3, 2025, 1:18am UTC](https://forum.legato.io/t/files-are-not-displayed-by-ls-command/6934 "2025-07-03T01:18:07Z")
Hi, After storing the “setting.json” file in the “data” directory created under “/home”, the “ls -la” command did not display the “setting.json” file.The following is the result of the “dmesg” command when the “ls -la” … --- ## [LTE Band 7 does not work with R16.3 (Generic — GCF)](https://forum.legato.io/t/lte-band-7-does-not-work-with-r16-3-generic-gcf/6930)
**Author:** [@liem.le](https://forum.legato.io/u/liem.le)\ **Replies:** 44\ **Last updated:** [June 25, 2025, 8:25pm UTC](https://forum.legato.io/t/lte-band-7-does-not-work-with-r16-3-generic-gcf/6930 "2025-06-25T20:25:56Z")
We have an WP7609 development board and it has issues with connecting to the LTE band 7 BTS. However, if we downgrade the R16.0.1, it was able to connect fine. Is this the known limitation on R16.3 (Generic — GCF)? --- ## [Dtsoverlay support](https://forum.legato.io/t/dtsoverlay-support/6927)
**Author:** [@upsampled](https://forum.legato.io/u/upsampled)\ **Replies:** 2\ **Last updated:** [June 11, 2025, 1:42pm UTC](https://forum.legato.io/t/dtsoverlay-support/6927 "2025-06-11T13:42:15Z")
In order to make a device tree change currently, I have to recompile the whole base image and push it to the device. This takes over an hour and also is not very flexible for development or different models of devices. T… --- ## [Error building Pymodbus](https://forum.legato.io/t/error-building-pymodbus/5913)
**Author:** [@Pankaj](https://forum.legato.io/u/Pankaj)\ **Replies:** 20\ **Last updated:** [June 9, 2025, 3:44pm UTC](https://forum.legato.io/t/error-building-pymodbus/5913 "2025-06-09T15:44:09Z")
Facing error building pymodbus: Initialising tasks: 100% |#######################################| Time: 0:00:00 NOTE: Executing SetScene Tasks NOTE: Executing RunQueue Tasks ERROR: pymodbus-2.5+gitAUTOINC+731b080df0… --- ## [Unifying Legato and Yocto Build Environments in a Docker container](https://forum.legato.io/t/unifying-legato-and-yocto-build-environments-in-a-docker-container/6716)
**Author:** [@upsampled](https://forum.legato.io/u/upsampled)\ **Replies:** 7\ **Last updated:** [June 2, 2025, 12:15pm UTC](https://forum.legato.io/t/unifying-legato-and-yocto-build-environments-in-a-docker-container/6716 "2025-06-02T12:15:02Z")
I am trying to deploy one docker container to support a team of developers targeting the WP7702. We need to implement secure boot so per your App Notes, we need to build the base images and sign them and therefor need th… --- ## [WP7607 unwanted rollbacks](https://forum.legato.io/t/wp7607-unwanted-rollbacks/6926)
**Author:** [@Elmoo](https://forum.legato.io/u/Elmoo)\ **Replies:** 1\ **Last updated:** [May 28, 2025, 10:37am UTC](https://forum.legato.io/t/wp7607-unwanted-rollbacks/6926 "2025-05-28T10:37:01Z")
Hi, I have experience unwanted device rollbacks in some cases with WP7607 module. It seems to be related to power down cycles in some environments. Legato system is marked good but rollback still occurs in some cases. S… --- ## [FX30S Connection timeout issue](https://forum.legato.io/t/fx30s-connection-timeout-issue/6925)
**Author:** [@elmanju07](https://forum.legato.io/u/elmanju07)\ **Replies:** 3\ **Last updated:** [May 28, 2025, 7:25am UTC](https://forum.legato.io/t/fx30s-connection-timeout-issue/6925 "2025-05-28T07:25:58Z")
hi @jyijyi When we connect the deviec threw ssh root@192.168.2.2 it is showing a connection timeout is coming and IP addresses showing and when we checked in the AT command port the deviec will register to the network … --- ## [WP7605 sent size](https://forum.legato.io/t/wp7605-sent-size/6921)
**Author:** [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\ **Replies:** 11\ **Last updated:** [May 19, 2025, 9:11am UTC](https://forum.legato.io/t/wp7605-sent-size/6921 "2025-05-19T09:11:05Z")
what is the biggest size that wp7605 can sent each time? now the speed is around 10.4kb,if I want more than 12kb how can I do? --- ## [WP7608 failed to boot](https://forum.legato.io/t/wp7608-failed-to-boot/6923)
**Author:** [@liem.le](https://forum.legato.io/u/liem.le)\ **Replies:** 10\ **Last updated:** [May 16, 2025, 3:00pm UTC](https://forum.legato.io/t/wp7608-failed-to-boot/6923 "2025-05-16T15:00:38Z")
I have a WP7608 board that was working fine. After using uartMode command to change uart mode and reboot, the board failed to boot with the following logs: B - 786839 - QSEE Execution, Start D - 884 - QSEE Exe… --- ## [Crash dump and syslog](https://forum.legato.io/t/crash-dump-and-syslog/5200)
**Author:** [@zuuuuk](https://forum.legato.io/u/zuuuuk)\ **Replies:** 6\ **Last updated:** [May 16, 2025, 8:52am UTC](https://forum.legato.io/t/crash-dump-and-syslog/5200 "2025-05-16T08:52:55Z")
Hello My program crasht and i get core dump file and syslog file. SIGNAL: 11, ADDR (nil), AT 0xb6c2b908 SI\_CODE 0x00000001 ILLEGAL ADDRESS (nil) LEGATO VERSION 20.04.0\_2ea965e52e94cd5936a25400966763a5\_modified what… --- ## [Flash Usage on failed updates](https://forum.legato.io/t/flash-usage-on-failed-updates/6920)
**Author:** [@upsampled](https://forum.legato.io/u/upsampled)\ **Replies:** 5\ **Last updated:** [May 7, 2025, 3:03pm UTC](https://forum.legato.io/t/flash-usage-on-failed-updates/6920 "2025-05-07T15:03:03Z")
I am having an issue with the update command filling up the flash unnecessarily on failed updates. How can remove any files associated with a failed update? Prior to an update attempt the flash was at 90% usage root@p0… --- ## [SSH permission denied](https://forum.legato.io/t/ssh-permission-denied/6919)
**Author:** [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\ **Replies:** 15\ **Last updated:** [May 7, 2025, 9:52am UTC](https://forum.legato.io/t/ssh-permission-denied/6919 "2025-05-07T09:52:19Z")
Cannot connect to root@192.168.2.2, How can I do? root@192.168.2.2: Permission denied (publickey). --- ## [Selective Suspend mode issue with Timer FD](https://forum.legato.io/t/selective-suspend-mode-issue-with-timer-fd/5916)
**Author:** [@Pankaj](https://forum.legato.io/u/Pankaj)\ **Replies:** 19\ **Last updated:** [May 6, 2025, 3:22am UTC](https://forum.legato.io/t/selective-suspend-mode-issue-with-timer-fd/5916 "2025-05-06T03:22:53Z")
Hi, Facing an issue with Selective Suspend after removing the USB OTG Cable of the device expected the device to go into Sleep mode but it is seen that the device is not entering the selective suspend mode. Attached ar… --- ## [How to diagnose rollback? (boot loop)](https://forum.legato.io/t/how-to-diagnose-rollback-boot-loop/6917)
**Author:** [@jkappes](https://forum.legato.io/u/jkappes)\ **Replies:** 2\ **Last updated:** [April 28, 2025, 11:25am UTC](https://forum.legato.io/t/how-to-diagnose-rollback-boot-loop/6917 "2025-04-28T11:25:40Z")
After applying an update I barely have enough time to do an app info before the chip starts rebooting a few times and ending up rolled back. The output of that app info shows all my apps except for tools are running and … --- ## [Wp76xx legato not running and swiflash reset not working](https://forum.legato.io/t/wp76xx-legato-not-running-and-swiflash-reset-not-working/6915)
**Author:** [@jkappes](https://forum.legato.io/u/jkappes)\ **Replies:** 3\ **Last updated:** [April 25, 2025, 8:56am UTC](https://forum.legato.io/t/wp76xx-legato-not-running-and-swiflash-reset-not-working/6915 "2025-04-25T08:56:03Z")
When I try to run swiflash -m wp76xx -r I get this output on the host: Downloading the firmware .ERROR: Firmware Download failed. Callback status 59399DONE ERROR: Firmware Download Failed and this on the target: B - … --- ## [Rollback after Probationary period is finished](https://forum.legato.io/t/rollback-after-probationary-period-is-finished/6913)
**Author:** [@nathan.raj](https://forum.legato.io/u/nathan.raj)\ **Replies:** 4\ **Last updated:** [April 22, 2025, 11:23am UTC](https://forum.legato.io/t/rollback-after-probationary-period-is-finished/6913 "2025-04-22T11:23:12Z")
Hey - looking for some advice from some more experienced people. We are using Legato 19.02 We have noticed an issue with our device undergoing a rollback after 5 sequential power failures (Power failure is defined here … --- ## [WP7607-1 with Legato 21.05, tcp-server not working as expected](https://forum.legato.io/t/wp7607-1-with-legato-21-05-tcp-server-not-working-as-expected/6881)
**Author:** [@buepawe](https://forum.legato.io/u/buepawe)\ **Replies:** 10\ **Last updated:** [January 22, 2025, 12:48pm UTC](https://forum.legato.io/t/wp7607-1-with-legato-21-05-tcp-server-not-working-as-expected/6881 "2025-01-22T12:48:36Z")
I have an old legato app running fine with legato 19.2 and yocto 3.18. Now with new generations of wp7607-1 modules I have to use legato 21.05 and linux 4.14. I was able to compile and install yocto with additional progs… --- ## [Select Legato Packages](https://forum.legato.io/t/select-legato-packages/2625)
**Author:** [@Allyson](https://forum.legato.io/u/Allyson)\ **Replies:** 7\ **Last updated:** [April 8, 2025, 1:17pm UTC](https://forum.legato.io/t/select-legato-packages/2625 "2025-04-08T13:17:09Z")
Hello Guys, I’m new here. I have issue about how to select packages from legato. For example: In legato-17.07.1 has a 3rdParty pjsiip. How build it in my legato system? Regards, Allyson --- ## [Example of VOIP by using streamMedia application](https://forum.legato.io/t/example-of-voip-by-using-streammedia-application/6903)
**Author:** [@jyijyi](https://forum.legato.io/u/jyijyi)\ **Replies:** 0\ **Last updated:** [April 8, 2025, 1:29pm UTC](https://forum.legato.io/t/example-of-voip-by-using-streammedia-application/6903 "2025-04-08T13:29:08Z")
Example of VOIP by using StreamMedia application: --- ## [Example on compressing and decompressing WP76xx audio with ffmpeg](https://forum.legato.io/t/example-on-compressing-and-decompressing-wp76xx-audio-with-ffmpeg/6900)
**Author:** [@jyijyi](https://forum.legato.io/u/jyijyi)\ **Replies:** 0\ **Last updated:** [April 6, 2025, 6:59am UTC](https://forum.legato.io/t/example-on-compressing-and-decompressing-wp76xx-audio-with-ffmpeg/6900 "2025-04-06T06:59:31Z")
Here is an example on compressing and decompressing WP76xx audio with ffmpeg: --- ## [Install gpsd on R13.01](https://forum.legato.io/t/install-gpsd-on-r13-01/6620)
**Author:** [@MVAJGER](https://forum.legato.io/u/MVAJGER)\ **Replies:** 10\ **Last updated:** [March 1, 2025, 7:23am UTC](https://forum.legato.io/t/install-gpsd-on-r13-01/6620 "2025-03-01T07:23:33Z")
Hi, Is it possible to install gpsd to R13.01? --- ## [How to install p7zip-full on to MangOH Red board using Legato Dev Studio?](https://forum.legato.io/t/how-to-install-p7zip-full-on-to-mangoh-red-board-using-legato-dev-studio/4991)
**Author:** [@v4victory](https://forum.legato.io/u/v4victory)\ **Replies:** 8\ **Last updated:** [February 12, 2020, 1:42am UTC](https://forum.legato.io/t/how-to-install-p7zip-full-on-to-mangoh-red-board-using-legato-dev-studio/4991 "2020-02-12T01:42:02Z")
Hi, I am trying to install p7zip-full library on my MangOH Red board with WP7702 module using SSH of Legato Dev Studio, but don’t know what command to use I tried “su apt-get install p7zip-full” it is saying no password … --- ## [Legato and C++ 11 support?](https://forum.legato.io/t/legato-and-c-11-support/2179)
**Author:** [@karlkuhn](https://forum.legato.io/u/karlkuhn)\ **Replies:** 7\ **Last updated:** [February 20, 2025, 6:42am UTC](https://forum.legato.io/t/legato-and-c-11-support/2179 "2025-02-20T06:42:44Z")
Hi, does the standard legato project support C++ 11? If not how do I go about adding it? Do the build tools support all of the C++ 11 features? Thanks, Karl --- ## [WP77XX goes into state where no LTE data is recv until some data is sent](https://forum.legato.io/t/wp77xx-goes-into-state-where-no-lte-data-is-recv-until-some-data-is-sent/6891)
**Author:** [@upsampled](https://forum.legato.io/u/upsampled)\ **Replies:** 2\ **Last updated:** [February 5, 2025, 11:23am UTC](https://forum.legato.io/t/wp77xx-goes-into-state-where-no-lte-data-is-recv-until-some-data-is-sent/6891 "2025-02-05T11:23:01Z")
Summary Periodically the WP77XX will go into a state where it will not receive LTE data until data is sent via LTE. No Rx State When in state, device shows connected root@p240wp77xx:~# cm data info Index: … --- ## [Compilation error when using R17 legato and CONFIG\_EXT4\_FS=y](https://forum.legato.io/t/compilation-error-when-using-r17-legato-and-config-ext4-fs-y/6890)
**Author:** [@Joao.Costa7](https://forum.legato.io/u/Joao.Costa7)\ **Replies:** 1\ **Last updated:** [February 4, 2025, 4:24pm UTC](https://forum.legato.io/t/compilation-error-when-using-r17-legato-and-config-ext4-fs-y/6890 "2025-02-04T16:24:29Z")
Hello everyone, I tried to build a BSP with the R17 legato and I noticed that when I have this config flag: CONFIG\_EXT4\_FS=y there are some compilation errors: | /home/coj8brg/workspace/from\_scratch/slimscaley\_bsp/linu… --- ## [Device error code: 0x83 - Image size out of range](https://forum.legato.io/t/device-error-code-0x83-image-size-out-of-range/6886)
**Author:** [@vyoma](https://forum.legato.io/u/vyoma)\ **Replies:** 10\ **Last updated:** [February 3, 2025, 12:35pm UTC](https://forum.legato.io/t/device-error-code-0x83-image-size-out-of-range/6886 "2025-02-03T12:35:31Z")
I have detailed information below, I’m getting the Device error code: 0x83 - Image size out of range when we flash the software into the module. I have sufficient space in the module. side Tool Version swicwe (version … --- ## [Questions about the WP7607 voltage range](https://forum.legato.io/t/questions-about-the-wp7607-voltage-range/6888)
**Author:** [@sfatyushkin](https://forum.legato.io/u/sfatyushkin)\ **Replies:** 3\ **Last updated:** [February 3, 2025, 12:30pm UTC](https://forum.legato.io/t/questions-about-the-wp7607-voltage-range/6888 "2025-02-03T12:30:02Z")
Hi all! According to the datasheet, the operating supply voltage is 3.4…4.3V, the absolute maximum voltage is 5.5V. That is, the module is designed to operate from a lithium battery. If the battery voltage drops belo… [Previous page](https://forum.legato.io/latest.md?no_subcategories=false&page=1) [Next page](https://forum.legato.io/latest.md?no_subcategories=false&page=3)