# Latest **URL:** https://forum.legato.io/latest.md?page=1 [Latest](https://forum.legato.io/latest.md) · [Categories](https://forum.legato.io/categories.md) **Page:** 2 --- ## [Delete a file from apps directory in legato](https://forum.legato.io/t/delete-a-file-from-apps-directory-in-legato/6994)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 3\ **Last updated:** [January 28, 2026, 1:16pm UTC](https://forum.legato.io/t/delete-a-file-from-apps-directory-in-legato/6994 "2026-01-28T13:16:22Z")
is it possible to remove the file which is stored with bundle while building the app? I have encrypted the file using le\_secStore and no longer want it in app directory. bundles: { file: { \[r\] Assets/ca.p… --- ## [Not able to read/write anything in appsWriteable](https://forum.legato.io/t/not-able-to-read-write-anything-in-appswriteable/6993)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 5\ **Last updated:** [January 27, 2026, 4:11pm UTC](https://forum.legato.io/t/not-able-to-read-write-anything-in-appswriteable/6993 "2026-01-27T16:11:17Z")
Has anyone read/written any file in apps sandbox? I need help. I am not able to write anything in appswriteable under my app. it is showing me path is not correct. What should I do? --- ## [Problem in Acessing files from sandbox](https://forum.legato.io/t/problem-in-acessing-files-from-sandbox/6991)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 8\ **Last updated:** [January 27, 2026, 3:43pm UTC](https://forum.legato.io/t/problem-in-acessing-files-from-sandbox/6991 "2026-01-27T15:43:41Z")
I have created files in appswriteable folder on mangOH yellow. But I am not sure How can I access read or write into those files. Can Someone guide. what should be my code structure? --- ## [NTP time synchro using Legato API on FX30](https://forum.legato.io/t/ntp-time-synchro-using-legato-api-on-fx30/6992)
**Author:** [@Nicolas.B](https://forum.legato.io/u/Nicolas.B)\ **Replies:** 4\ **Last updated:** [January 26, 2026, 3:11pm UTC](https://forum.legato.io/t/ntp-time-synchro-using-legato-api-on-fx30/6992 "2026-01-26T15:11:12Z")
Hello, I’m looking for a way to use Legato API to synchronize the system time using NTP, as mentioned here. However I’m encountering issues when trying to add the binding to this service, as it seems it is not running o… --- ## [le\_secStore.api giving errors](https://forum.legato.io/t/le-secstore-api-giving-errors/6990)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 2\ **Last updated:** [January 22, 2026, 5:06pm UTC](https://forum.legato.io/t/le-secstore-api-giving-errors/6990 "2026-01-22T17:06:02Z")
Hello, I want to use Secure storge api in my application which has two processes and two components, but it is giving me undefined error. can anyone help my .adef bindings section is like below. SecStore\_Api\_process.A… --- ## [Not able to communicate over printer.api](https://forum.legato.io/t/not-able-to-communicate-over-printer-api/6988)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 5\ **Last updated:** [January 20, 2026, 12:30pm UTC](https://forum.legato.io/t/not-able-to-communicate-over-printer-api/6988 "2026-01-20T12:30:35Z")
I am trying to create a communication between two separate apps over IPC. my server app Component.cdef is saying printer.api is not recognized. can anyone help me. my apps directories are as follows. issue : when I buil… --- ## [Legato Framework Training](https://forum.legato.io/t/legato-framework-training/6982)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 4\ **Last updated:** [January 17, 2026, 3:31pm UTC](https://forum.legato.io/t/legato-framework-training/6982 "2026-01-17T15:31:40Z")
Hello Legato Team, I am in need of a legato framework training for mangOH yellow board with WP7702 module for beginners, If there are any training/tutor partners available then please let me know. Thanks, Abhishek --- ## [UART Communication](https://forum.legato.io/t/uart-communication/6979)
**Author:** [@satou.hiroyuki](https://forum.legato.io/u/satou.hiroyuki)\ **Replies:** 1\ **Last updated:** [December 25, 2025, 10:08am UTC](https://forum.legato.io/t/uart-communication/6979 "2025-12-25T10:08:18Z")
I have a question regarding UART communication on the WP7605. \[Background\] We are using the WP7605 by switching between suspend mode, which puts the OS to sleep, and the ON state. With the Rev13.3.1 firmware, executin… --- ## [Testing Legato based Apps on localhost](https://forum.legato.io/t/testing-legato-based-apps-on-localhost/6978)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 3\ **Last updated:** [December 18, 2025, 3:21pm UTC](https://forum.legato.io/t/testing-legato-based-apps-on-localhost/6978 "2025-12-18T15:21:02Z")
Hello all, I want to test a simple helloworld app on localhost without touching the real mangOH yellow Hardware, local host is my laptop with WSL and Ubuntu 20.04, I am using legato as a plug in to VS Code Can anyone … --- ## [Logread -f and logread -f | grep not giving any output](https://forum.legato.io/t/logread-f-and-logread-f-grep-not-giving-any-output/6977)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 1\ **Last updated:** [December 18, 2025, 10:24am UTC](https://forum.legato.io/t/logread-f-and-logread-f-grep-not-giving-any-output/6977 "2025-12-18T10:24:27Z")
root@swi-mdm9x28-wp:~# logread | tail -20 Dec 18 10:23:49 swi-mdm9x28-wp user.info Legato: INFO | supervisor\[1109\]/supervisor T=main | app.c CreateFileLink() 2083 | Skipping file link ‘/lib/libgcc\_s.so.1’ to ‘/legato/s… --- ## [An error occurs when calling le\_thread\_Cancel](https://forum.legato.io/t/an-error-occurs-when-calling-le-thread-cancel/6969)
**Author:** [@fujimitsu](https://forum.legato.io/u/fujimitsu)\ **Replies:** 13\ **Last updated:** [December 17, 2025, 5:18pm UTC](https://forum.legato.io/t/an-error-occurs-when-calling-le-thread-cancel/6969 "2025-12-17T17:18:59Z")
I’m investigating the firmware update for WP7605. When the firmware version was 13.3, le\_thread\_Cancel did not cause any errors. However, with firmware version 17, the following error occurs. doublyLinkedList.c le\_dl… --- ## [Legato app running- no output](https://forum.legato.io/t/legato-app-running-no-output/6972)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 2\ **Last updated:** [December 15, 2025, 10:32am UTC](https://forum.legato.io/t/legato-app-running-no-output/6972 "2025-12-15T10:32:27Z")
I am trying to run Source\_File\_98.adef which is flashed into mangOH yellow board. but it is not shoinwg output after i run logread -f | grep Source\_File\_98 Could you please tell me the reason and how to resolve this … --- ## [Unicode characters not being rendered in tutorials](https://forum.legato.io/t/unicode-characters-not-being-rendered-in-tutorials/6971)
**Author:** [@dwolf](https://forum.legato.io/u/dwolf)\ **Replies:** 0\ **Last updated:** [December 13, 2025, 8:47am UTC](https://forum.legato.io/t/unicode-characters-not-being-rendered-in-tutorials/6971 "2025-12-13T08:47:05Z")
In the tutorials, the box drawing Unicode characters aren’t being rendered. For example, instead of this: helloWorld/ ╠══ helloComponent/ ║ ╠══ Component.cdef ║ ╚══ helloWorld.c ╚══ helloWorld.adef helloWorld - L… --- ## [I cannot receive UDP packets](https://forum.legato.io/t/i-cannot-receive-udp-packets/6970)
**Author:** [@fujimitsu](https://forum.legato.io/u/fujimitsu)\ **Replies:** 1\ **Last updated:** [December 9, 2025, 3:53pm UTC](https://forum.legato.io/t/i-cannot-receive-udp-packets/6970 "2025-12-09T15:53:24Z")
I’m investigating the firmware update for WP7605(R17). I am sending UDP packets, but I cannot receive them for about 10 minutes. Please tell me what the cause might be. Also, the following messages are frequently outp… --- ## [An error occurs when writing to UART](https://forum.legato.io/t/an-error-occurs-when-writing-to-uart/6968)
**Author:** [@fujimitsu](https://forum.legato.io/u/fujimitsu)\ **Replies:** 1\ **Last updated:** [December 9, 2025, 3:20pm UTC](https://forum.legato.io/t/an-error-occurs-when-writing-to-uart/6968 "2025-12-09T15:20:30Z")
I am using WP7605. The OS versions are as follows: Legato Version: 21.05.2.rc2 Yocto Version: SWI9X07Y\_03.01.07.00 OS Version: Linux version 4.14.253 LK Version: SWI9X07Y\_03.01.07.0 When I executed the wri… --- ## [Le command not working, leaf and WP77 SDK successfully installed](https://forum.legato.io/t/le-command-not-working-leaf-and-wp77-sdk-successfully-installed/6967)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 3\ **Last updated:** [December 8, 2025, 2:48pm UTC](https://forum.legato.io/t/le-command-not-working-leaf-and-wp77-sdk-successfully-installed/6967 "2025-12-08T14:48:11Z")
Data - WSL Ubuntu 20.04 Leaf 2.4.0 WP77\_5.0.3 I am not able to use le commands to create a new app. What is the problem. I am facing below issue abharati@fsdclient0598:~/myWorkspace$ le create-app helloWorld Co… --- ## [Leaf installation link not found](https://forum.legato.io/t/leaf-installation-link-not-found/6966)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 1\ **Last updated:** [December 8, 2025, 9:36am UTC](https://forum.legato.io/t/leaf-installation-link-not-found/6966 "2025-12-08T09:36:33Z")
Hello all, Can anybody help me with the leaf link? I want to install leaf but I am not able to find out the link from where I can download it. My laptop is Windows 11, WSL with Ubuntu 20.04 @jyijyi --- ## [Httpserver example issue](https://forum.legato.io/t/httpserver-example-issue/6964)
**Author:** [@Nicolas.B](https://forum.legato.io/u/Nicolas.B)\ **Replies:** 4\ **Last updated:** [November 27, 2025, 8:31am UTC](https://forum.legato.io/t/httpserver-example-issue/6964 "2025-11-27T08:31:42Z")
Hi, I’m trying to make a small website to configure interfaces on a fx30s module. I started from the httpServer example available on github, but I’m running through issues similar with httpServer app can't link to ligh… --- ## [Setting up WP77xx Toolchain for Ubuntu 20.04](https://forum.legato.io/t/setting-up-wp77xx-toolchain-for-ubuntu-20-04/6962)
**Author:** [@fsdabharati](https://forum.legato.io/u/fsdabharati)\ **Replies:** 1\ **Last updated:** [November 24, 2025, 1:34pm UTC](https://forum.legato.io/t/setting-up-wp77xx-toolchain-for-ubuntu-20-04/6962 "2025-11-24T13:34:48Z")
Where can I find the WP7702 tool chain. I am struggling a lot and I am using Ubungu 20.04 --- ## [le\_mrc\_GetRadioBandInUse](https://forum.legato.io/t/le-mrc-getradiobandinuse/6719)
**Author:** [@pmark](https://forum.legato.io/u/pmark)\ **Replies:** 8\ **Last updated:** [November 20, 2025, 7:11am UTC](https://forum.legato.io/t/le-mrc-getradiobandinuse/6719 "2025-11-20T07:11:09Z")
le\_mrc\_GetRadioBandInUse() returns 121 How is that related to any of the !GSTATUS, is there a lookup table or something ? AT!GSTATUS? !GSTATUS: Current Time: 18769 Temperature: 55 Modem Mitigate Level: 0… --- ## [Usage of Kconfiglib](https://forum.legato.io/t/usage-of-kconfiglib/6961)
**Author:** [@rachelkarengreenn](https://forum.legato.io/u/rachelkarengreenn)\ **Replies:** 1\ **Last updated:** [November 3, 2025, 1:12am UTC](https://forum.legato.io/t/usage-of-kconfiglib/6961 "2025-11-03T01:12:47Z")
Hi, I’m currently working on a research project about ulfalizer’s Kconfiglib and how it’s used in different projects. If I’m not mistaken, it looks like legato-af uses it here: /legatoproject/legato-af/blob/master/Ma… --- ## [Package as legato app](https://forum.legato.io/t/package-as-legato-app/6960)
**Author:** [@sjnk](https://forum.legato.io/u/sjnk)\ **Replies:** 1\ **Last updated:** [October 15, 2025, 1:22pm UTC](https://forum.legato.io/t/package-as-legato-app/6960 "2025-10-15T13:22:05Z")
Hello, I have legato app and I would like to package as .app and it should not have binary within it. The binary will be placed in another partition. How can I achieve this ? Below is adef content. sandboxed: false e… --- ## [Reason of mkapp and app size increase](https://forum.legato.io/t/reason-of-mkapp-and-app-size-increase/6959)
**Author:** [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\ **Replies:** 3\ **Last updated:** [October 15, 2025, 9:22am UTC](https://forum.legato.io/t/reason-of-mkapp-and-app-size-increase/6959 "2025-10-15T09:22:58Z")
When I have fixed some code and then mkapp. 1. Why the size of app is always increased ?? 2.What should I do to avoid increasing the size?? --- ## [Wp7605 Update error](https://forum.legato.io/t/wp7605-update-error/6956)
**Author:** [@tanaporn\_y](https://forum.legato.io/u/tanaporn_y)\ **Replies:** 7\ **Last updated:** [October 10, 2025, 4:02am UTC](https://forum.legato.io/t/wp7605-update-error/6956 "2025-10-10T04:02:46Z")
WP7605 firmware R13 generic Send the update file (xx.wp76xx.update) from tablet to wp7605 by using OTA send command to update the app but it was error. Do you have any sample code for update?? --- ## [Support for current systems?](https://forum.legato.io/t/support-for-current-systems/6958)
**Author:** [@Nicolas.B](https://forum.legato.io/u/Nicolas.B)\ **Replies:** 1\ **Last updated:** [October 8, 2025, 9:01am UTC](https://forum.legato.io/t/support-for-current-systems/6958 "2025-10-08T09:01:21Z")
Hi, I’m working on some projects involving FX30s and setting up proper working environment is very painfull. I’m currently working with a ubuntu 18 WSL distro to run leaf and everything, but since support for VSCode for… --- ## [RC7620 network time incorrect by up to 2 minutes](https://forum.legato.io/t/rc7620-network-time-incorrect-by-up-to-2-minutes/6952)
**Author:** [@jack.heaffey](https://forum.legato.io/u/jack.heaffey)\ **Replies:** 22\ **Last updated:** [October 3, 2025, 12:59pm UTC](https://forum.legato.io/t/rc7620-network-time-incorrect-by-up-to-2-minutes/6952 "2025-10-03T12:59:22Z")
Hi, I’m using modemmanager to control a Sierra Wireless RC7620 device. The time returned by the mm\_modem\_time\_get\_network\_time() function of the modemmanager API is up to 2 minutes earlier than real time. Sometimes the … --- ## [Legato app start sequence in SDEF](https://forum.legato.io/t/legato-app-start-sequence-in-sdef/6954)
**Author:** [@sjnk](https://forum.legato.io/u/sjnk)\ **Replies:** 1\ **Last updated:** [September 30, 2025, 8:36am UTC](https://forum.legato.io/t/legato-app-start-sequence-in-sdef/6954 "2025-09-30T08:36:25Z")
Hello I have configured all the apps as autostart in adef. I observed legato starts the apps in alphabetical order (irrespective of system app or user app in .sdef) This increases apps time to wait for the dependent a… --- ## [Legato and VS Code](https://forum.legato.io/t/legato-and-vs-code/6951)
**Author:** [@TheGod](https://forum.legato.io/u/TheGod)\ **Replies:** 3\ **Last updated:** [September 29, 2025, 2:53pm UTC](https://forum.legato.io/t/legato-and-vs-code/6951 "2025-09-29T14:53:36Z")
I have just installed Linux 24.04 lts. I have Python 3.12 installed, Leaf and Legato. Everything is setup in theory. But it does not work. I do not have Legato icon on the side. I cannot execute commands Leaf also d… --- ## [Build custom legato framework with custom yocto distrib](https://forum.legato.io/t/build-custom-legato-framework-with-custom-yocto-distrib/6950)
**Author:** [@Nicolas.B](https://forum.legato.io/u/Nicolas.B)\ **Replies:** 3\ **Last updated:** [September 25, 2025, 2:47pm UTC](https://forum.legato.io/t/build-custom-legato-framework-with-custom-yocto-distrib/6950 "2025-09-25T14:47:57Z")
Hi, I’m working on specific Legato applications that require a patched custom Legato framework on an FX30S Sierra LTE device. I’m trying to add a web server through lighttpd to configure ethernet connections. To do so,… --- ## [How to remove prefix from log format](https://forum.legato.io/t/how-to-remove-prefix-from-log-format/6948)
**Author:** [@chytusk](https://forum.legato.io/u/chytusk)\ **Replies:** 3\ **Last updated:** [September 13, 2025, 4:47am UTC](https://forum.legato.io/t/how-to-remove-prefix-from-log-format/6948 "2025-09-13T04:47:39Z")
Legato Log messages have the following format: Jan 3 02:37:56 INFO | processName\[pid\]/componentName T=threadName | fileName.c funcName() lineNum | Message Could anyone explain how to remove prefix such as date, time… [Previous page](https://forum.legato.io/latest.md) [Next page](https://forum.legato.io/latest.md?page=2)