error

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
Could not remove our own lock file "/home/rishabh/.local/share/kdevelop/sessions/{65acdfa8-f7f0-4cf5-a338-c74ceb16b512}/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
Aborted (core dumped)