# Lime Suite error

**URL:** <https://discourse.myriadrf.org/t/lime-suite-error/12957>\
**Category:** Lime Suite\
**Created:** [5 November 2025 11:16 UTC](https://discourse.myriadrf.org/t/lime-suite-error/12957 "2025-11-05T11:16:42Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![ahmeedsoliman](https://avatars.discourse-cdn.com/v4/letter/a/f08c70/32.png) [@ahmeedsoliman](https://discourse.myriadrf.org/u/ahmeedsoliman)\
**Post date:** [5 November 2025 11:16 UTC](https://discourse.myriadrf.org/t/lime-suite-error/12957/1 "2025-11-05T11:16:43Z")

</div>

i get this error suddenly

“[12:54:02] INFO: Reference clock 30.72 MHz  
[12:54:02] INFO: Connected Control port: LimeSDR-USB FW:4 HW:4 Protocol:1 GW:2.23 Ref Clk: 30.72 MHz  
[12:54:51] ERROR: TuneVCO(CGEN) - failed to lock (cmphl!=0)  
[12:54:51] ERROR: SetFrequencyCGEN(61.44 MHz) failed“

using LimeQuickTest i get

“[TESTING STARTED]  
-\>Start time: Wed Nov 5 14:34:21 2025  
-\>LimeSuite version: 20.10.0-g1480bfea

-\>Device: LimeSDR-USB, media=USB 3.0, module=FX3, serial=000907060244272D, index=0, HW=4, GW=2.23  
Serial Number: 000907060244272D  
Chip temperature: 45 C

[Clock Network Test]  
-\>FX3 GPIF clock test  
Test results: 34947; 38703; 42459 - PASSED  
-\>Si5351C test  
CLK0: 17554 / 17554 - PASSED  
CLK1: 17554 / 17554 - PASSED  
CLK2: 17554 / 17554 - PASSED  
CLK3: 17554 / 17554 - PASSED  
CLK4: 17554 / 17554 - PASSED  
CLK5: 17554 / 17554 - PASSED  
CLK6: 17554 / 17554 - PASSED  
-\>ADF4002 Test  
Result: 10 - PASSED  
-\>VCTCXO test  
Results : 5112999 (min); 5113139 (max) - PASSED  
-\>Clock Network Test PASSED

[FPGA EEPROM Test]  
-\>Read EEPROM  
-\>Read data: 12 0C 06 12 0C 06 08  
-\>FPGA EEPROM Test PASSED

[LMS7002M Test]  
-\>Perform Registers Test  
-\>External Reset line test  
Reg 0x20: Write value 0xFFFD, Read value 0xFFFD  
Reg 0x20: value after reset 0x0FFFF  
-\>LMS7002M Test PASSED

[RF Loopback Test]  
Note: The test should be run without anything connected to RF ports  
-\>Configure LMS  
TuneVCO(CGEN) - failed to lock (cmphl!=0)  
SetFrequencyCGEN(61.44 MHz) failed  
TuneVCO(CGEN) - failed to lock (cmphl!=0)  
SetFrequencyCGEN(491.52 MHz) failed  
Failed to set sample rate  
-\>RF Loopback Test FAILED

=\> Board tests FAILED \<=

Elapsed time: 1.47 seconds“

it was work before then i get this message

---

<div class="post-metadata">

**Author:** ![Arnius](https://avatars.discourse-cdn.com/v4/letter/a/eada6e/32.png) [@Arnius](https://discourse.myriadrf.org/u/Arnius)\
**Post date:** [6 November 2025 09:04 UTC](https://discourse.myriadrf.org/t/lime-suite-error/12957/2 "2025-11-06T09:04:37Z")

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Hi,

It seems like you are using an older version of LimeSuite:

> [@ahmeedsoliman](#):
>
> “[TESTING STARTED]  
> -\>Start time: Wed Nov 5 14:34:21 2025  
> -\>LimeSuite version: 20.10.0-g1480bfea

Did you try the most recent version of LimeSuite?