gdb

(gdb) continue
Continuing.
pci id for fd 10: 80ee:beef, driver (null)
libGL error: core dri or dri2 extension not found
libGL error: failed to load driver: vboxvideo
[New Thread 0x7fffd1bbc700 (LWP 2815)]
Could not remove our own lock file "/home/rishabh/.local/share/kdevelop/sessions/{1739738b-ab57-4fbd-9bfc-7fa52c744043}/lock" maybe permissions changed meanwhile?
version-hint not found, seems to be an old version
"The data-repository at  has to be cleared."
ASSERT: "result" in file /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/serialization/itemrepositoryregistry.cpp, line 271
[New Thread 0x7fffdab6b700 (LWP 2812)]

Program received signal SIGABRT, Aborted.
0x00007ffff4fce267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
55      ../sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) bt
#0  0x00007ffff4fce267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#1  0x00007ffff4fcfeca in __GI_abort () at abort.c:89
#2  0x00007ffff5702edf in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007ffff56fe11e in qt_assert(char const*, char const*, int) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007ffff04a3798 in KDevelop::ItemRepositoryRegistryPrivate::deleteDataDirectory (this=0x133d2f0, path=...,
    recreate=true) at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/serialization/itemrepositoryregistry.cpp:271
#5  0x00007ffff04a39ec in KDevelop::ItemRepositoryRegistryPrivate::open (this=0x133d2f0, path=...)
    at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/serialization/itemrepositoryregistry.cpp:289
#6  0x00007ffff04a30ad in KDevelop::ItemRepositoryRegistry::ItemRepositoryRegistry (this=0x13bfd30, session=...)
    at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/serialization/itemrepositoryregistry.cpp:156
#7  0x00007ffff04a310c in KDevelop::ItemRepositoryRegistry::initialize (session=...)
    at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/serialization/itemrepositoryregistry.cpp:164
#8  0x00007ffff09abcb3 in KDevelop::DUChain::initialize ()
    at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/language/duchain/duchain.cpp:1135
#9  0x00007ffff7802a59 in KDevelop::CorePrivate::initialize (this=0xa91950, mode=KDevelop::Core::Default, session=...)
    at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/shell/core.cpp:232
#10 0x00007ffff780353c in KDevelop::Core::initialize (splash=0x6c6280, mode=KDevelop::Core::Default, session=...)
    at /home/rishabh/rish/source/extragear/kdevelop/kdevplatform/shell/core.cpp:349
#11 0x0000000000417def in main (argc=1, argv=0x7fffffffdcf8)
    at /home/rishabh/rish/source/extragear/kdevelop/kdevelop/app/main.cpp:540