Kstars freezes now but doesn't close the application when using the gdb command. Below is the log from the terminal with backtrace. Thank you so much for assisting me.

stellarmate@stellarmate:~$ gdb --ex run kstars
GNU gdb (Ubuntu 8.1-0ubuntu3.2) 8.1.0.20180409-git
Copyright (C) 2018 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later < gnu.org/licenses/gpl.html >
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Type "show configuration" for configuration details.
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Reading symbols from kstars...Reading symbols from /usr/lib/debug/.build-id/8e/8e374a617186de008ffc96732dff304da497c6.debug...done.
done.
Starting program: /usr/bin/kstars
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/aarch64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ff079c070 (LWP 1615)]
[New Thread 0x7feef38070 (LWP 1616)]
[New Thread 0x7fee737070 (LWP 1617)]
[New Thread 0x7fedf36070 (LWP 1618)]
[New Thread 0x7fed691070 (LWP 1619)]
[New Thread 0x7fece90070 (LWP 1620)]
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
BFD: warning: /usr/lib/aarch64-linux-gnu/libLLVM-10.so.1: unsupported GNU_PROPERTY_TYPE (5) type: 0xc0000000
[New Thread 0x7fd6caa070 (LWP 1621)]
[New Thread 0x7fd64a9070 (LWP 1622)]
[New Thread 0x7fd5ca8070 (LWP 1623)]
[New Thread 0x7fd4a35070 (LWP 1624)]
[New Thread 0x7fbf9ac070 (LWP 1625)]
[New Thread 0x7fbf1ab070 (LWP 1626)]
[New Thread 0x7fbe537070 (LWP 1627)]
[New Thread 0x7fbdd36070 (LWP 1628)]
[Thread 0x7fbdd36070 (LWP 1628) exited]
[Thread 0x7fbf9ac070 (LWP 1625) exited]
[Thread 0x7fed691070 (LWP 1619) exited]
[Thread 0x7fbf1ab070 (LWP 1626) exited]
[New Thread 0x7fbf1ab070 (LWP 1642)]

Thread 1 "kstars" received signal SIGSEGV, Segmentation fault.
0x0000005555969068 in Ekos::FilterManager::processNumber (
this=this@entry=0x5558eed850, nvp=<optimized out>)
at ./kstars/ekos/auxiliary/filtermanager.cpp:327
327 ./kstars/ekos/auxiliary/filtermanager.cpp: No such file or directory.
(gdb) backtrace
#0 0x0000005555969068 in Ekos::FilterManager::processNumber (
this=this@entry=0x5558eed850, nvp=<optimized out>)
at ./kstars/ekos/auxiliary/filtermanager.cpp:327
#1 0x00000055558602b4 in Ekos::FilterManager::qt_static_metacall (
_o=0x5558eed850, _c=<optimized out>, _id=<optimized out>,
_a=<optimized out>)
at ./obj-aarch64-linux-gnu/kstars/KStarsLib_autogen/TIY4U4ML43/moc_filtermanager.cpp:179
#2 0x0000007ff5cb2930 in ?? () from /usr/lib/aarch64-linux-gnu/libQt5Core.so.5
#3 0x00000055558315d8 in ISD::GDInterface::numberUpdated (
_t1=<optimized out>, this=<optimized out>)
at ./obj-aarch64-linux-gnu/kstars/KStarsLib_autogen/FRI4DANIHA/moc_indistd.cpp:392
#4 ISD::GDInterface::qt_static_metacall (_o=<optimized out>,
_c=<optimized out>, _id=<optimized out>, _a=<optimized out>)
at ./obj-aarch64-linux-gnu/kstars/KStarsLib_autogen/FRI4DANIHA/moc_indistd.cpp:217
#5 0x0000007ff5cb2930 in ?? () from /usr/lib/aarch64-linux-gnu/libQt5Core.so.5
#6 0x000000555582ff1c in ISD::GDInterface::numberUpdated (
this=this@entry=0x555996a550, _t1=<optimized out>, _t1@entry=0x7fac011b20)
at ./obj-aarch64-linux-gnu/kstars/KStarsLib_autogen/FRI4DANIHA/moc_indistd.cpp:392
#7 0x00000055558b41c8 in ISD::GenericDevice::processNumber (
---Type <return> to continue, or q <return> to quit---

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