codeblocks crashed with SIGSEGV in DoxyBlocks::OnUpdateUI()

[Norbert]

Steps to reproduce:
1. Have Ubuntu 18.04 LTS 64-bit installed
2. Install CodeBlocks as simple as `sudo apt-get install codeblocks`
3. Launch codeblocks from GUI or terminal

Expected results:
* CodeBlocks runs normally

Actual results:
* CodeBlocks crashes

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: codeblocks 16.01+dfsg-2.1
ProcVersionSignature: Ubuntu 4.15.0-128.131-generic 4.15.18
Uname: Linux 4.15.0-128-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.21
Architecture: amd64
CrashCounter: 1
CurrentDesktop: MATE
Date: Sat Dec 19 19:26:14 2020
ExecutablePath: /usr/bin/codeblocks
InstallationDate: Installed on 2018-04-26 (967 days ago)
InstallationMedia: Ubuntu-MATE 18.04 LTS "Bionic Beaver" - Release amd64 (20180426)
ProcCmdline: codeblocks
SegvAnalysis:
 Segfault happened at: 0x7f04999f6d56 <DoxyBlocks::OnUpdateUI(wxUpdateUIEvent&)+38>: mov (%rdi),%rax
 PC (0x7f04999f6d56) ok
 source "(%rdi)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rax" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: codeblocks
StacktraceTop:
 DoxyBlocks::OnUpdateUI (this=0x556a787ee770) at DoxyBlocks.cpp:224
 wxEvtHandler::ProcessEventIfMatchesId(wxEventTableEntryBase const&, wxEvtHandler*, wxEvent&) () from /usr/lib/x86_64-linux-gnu/libwx_baseu-3.0.so.0
 wxEventHashTable::HandleEvent(wxEvent&, wxEvtHandler*) () from /usr/lib/x86_64-linux-gnu/libwx_baseu-3.0.so.0
 wxEvtHandler::TryHereOnly(wxEvent&) () from /usr/lib/x86_64-linux-gnu/libwx_baseu-3.0.so.0
 wxEvtHandler::DoTryChain(wxEvent&) () from /usr/lib/x86_64-linux-gnu/libwx_baseu-3.0.so.0
Title: codeblocks crashed with SIGSEGV in DoxyBlocks::OnUpdateUI()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo
XsessionErrors:
 mate-session[1178]: WARNING: Unable to find provider '' of required component 'dock'
 (process:1677): indicator-sound-WARNING **: 19:25:01.343: volume-control-pulse.vala:744: Unable to connect to dbus server at 'unix:path=/run/user/1000/pulse/dbus-socket': Could not connect: No such file or directory
 (process:1677): indicator-sound-WARNING **: 19:25:01.537: accounts-service-access.vala:218: unable to sync volume 0,446686 to AccountsService: GDBus.Error:org.freedesktop.DBus.Error.InvalidArgs: No such interface 'com.ubuntu.AccountsService.Sound'
 (nm-applet:1436): Gtk-WARNING **: 19:25:02.174: Can't set a parent on widget which has a parent

[Apport retracing service (apport)]

StacktraceTop:
 DoxyBlocks::OnUpdateUI (this=0x556a787ee770) at DoxyBlocks.cpp:224
 wxEvtHandler::ProcessEventIfMatchesId (entry=..., handler=<optimized out>, event=...) at ../src/common/event.cpp:1390
 wxEventHashTable::HandleEvent (this=<optimized out>, event=..., self=self@entry=0x556a787ee770) at ../src/common/event.cpp:996
 wxEvtHandler::TryHereOnly (this=0x556a787ee770, event=...) at ../src/common/event.cpp:1587
 wxEvtHandler::DoTryChain (this=<optimized out>, event=...) at ../src/common/event.cpp:1552