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Hi,</div>
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We have a Litecell 1.5 unit. It is updated to the latest packages on the nightly build and configured to an osmo-bsc set up on an another machine.</div>
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On mobile phones, the network does not show the short or long name set, instead it shows just numbers "09070" and calls can not be made.</div>
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This has happened to us before when there was problem with the clock calibration on the BTS. </div>
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A GPS device is attached to the BTS, and when running cgps, there is a 3D Fix and a correct GPS location coordinates show up.</div>
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The lc15 bts should be able to calibrate automatically using the lc15bts-mgr package, however, it seems like it is failing to do so.</div>
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When we tried stopping the lc15bts-mgr service and start it manually to log the output by running:</div>
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/usr/bin/lc15bts-mgr -s -c /etc/osmocom/lc15bts-mgr.cfg<br>
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We notice the following errors:</div>
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```</div>
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<div>Failed to open /mnt/storage/var/run/lc15bts-mgr/volt-supply-max due to 'No such file or directory' error</div>
<div><0000> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_misc.c:315 Total hours of Operation: 393</div>
<div><0003> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_mgr_calib.c:271 Going to calibrate the system.</div>
<div><0003> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_mgr_calib.c:121 Last GPS 3D fix can not read (-2). Last GPS 3D fix sets to zero</div>
<div><0003> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_mgr_calib.c:126 GPS has no fix</div>
<div><0004> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_swd.c:126 Going to check for watchdog notification.</div>
<div><0004> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_swd.c:67 Missing watchdog events: e:0x000000000000002e,m:0x000000000000007f</div>
<div><0004> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_swd.c:126 Going to check for watchdog notification.</div>
<div><0004> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_swd.c:67 Missing watchdog events: e:0x000000000000002f,m:0x000000000000007f</div>
<div><0003> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_mgr_calib.c:271 Going to calibrate the system.</div>
<div><0003> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_mgr_calib.c:121 Last GPS 3D fix can not read (-2). Last GPS 3D fix sets to zero</div>
<div><0003> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_mgr_calib.c:126 GPS has no fix</div>
<div><0004> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_swd.c:126 Going to check for watchdog notification.</div>
<div><0004> ../../../git/src/osmo-bts-litecell15/misc/lc15bts_swd.c:67 Missing watchdog events: e:0x000000000000002f,m:0x000000000000007f</div>
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```</div>
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It seems the lc15bts_mgr service can not read the values from the GPS device for some reason, can someone please advise what might be causing this issue?</div>
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<p style="margin-top: 0px; margin-bottom: 0px;null">Best Regards,</p>
<p style="margin-top: 0px; margin-bottom: 0px;null">Rayan</p>
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