hipchat4 SEGV at startup on Fedora 26

I have upgrade from Fedora 25 to Fedora 26 and hipchat4 crashes with a SEGV on startup.

hipchat4-4.29.4.1662-1.x86_64

I note that HipChat installed Qt 5.7.0 and Fedora ships with 5.7.1.

$ hipchat4 --gdb
running command
hello 0.332848
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Reading symbols from /opt/HipChat4/bin/..//lib/HipChat.bin...(no debugging symbols found)...done.
(gdb) run
Starting program: /opt/HipChat4/lib/HipChat.bin
Missing separate debuginfos, use: dnf debuginfo-install hipchat4-4.29.4.1662-1.x86_64
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib64/libthread_db.so.1".
warning: File "/usr/share/gdb/auto-load/usr/lib64/libstdc++.so.6.0.24-gdb.py" auto-loading has been declined by your `auto-load safe-path' set to "/home/barry.scott".
To enable execution of this file add
        add-auto-load-safe-path /usr/share/gdb/auto-load/usr/lib64/libstdc++.so.6.0.24-gdb.py
line to your configuration file "/home/barry.scott/.gdbinit".
To completely disable this security protection add
        set auto-load safe-path /
line to your configuration file "/home/barry.scott/.gdbinit".
For more information about this security protection see the
"Auto-loading safe path" section in the GDB manual.  E.g., run from the shell:
        info "(gdb)Auto-loading safe path"
PackageLocation: "/opt/HipChat4/share/localweb/package.json"
package.json opened
package.json valid
package.json object
package.json version value =  "4.29.4"
Reading config.ini file
force_server= false  value= ""
[New Thread 0x7fffdec5c700 (LWP 3718)]
[New Thread 0x7fffd62e9700 (LWP 3719)]
[New Thread 0x7fffd58b3700 (LWP 3720)]
Qt WebEngine ICU data not found at /opt/HipChat4/lib/resources. Trying parent directory...
Installed Qt WebEngine locales directory not found at location /opt/HipChat4/lib/translations/qtwebengine_locales. Trying application directory...
Qt WebEngine locales directory not found at location /opt/HipChat4/lib/qtwebengine_locales. Trying fallback directory... Translations MAY NOT not be correct.
Qt WebEngine resources not found at /opt/HipChat4/lib/resources. Trying parent directory...
[0717/105324:ERROR:resource_bundle.cc(720)] Failed to load /opt/HipChat4/lib/qtwebengine_devtools_resources.pak
Some features may not be available.
[0717/105324:WARNING:resource_bundle.cc(311)] locale_file_path.empty() for locale
[0717/105324:ERROR:browser_main_loop.cc(217)] Running without the SUID sandbox! See https://chromium.googlesource.com/chromium/src/+/master/docs/linux_suid_sandbox_development.md for more information on developing with the sandbox on.
[New Thread 0x7fffcfd2f700 (LWP 3721)]
Detaching after fork from child process 3722.
Detaching after fork from child process 3723.
--type=zygote
hello 0.0962411
Qt WebEngine ICU data not found at /home/tm/Qt/5.7/gcc_64/resources. Trying parent directory...
Qt WebEngine ICU data not found at /home/tm/Qt/5.7/gcc_64. Trying application directory...
Installed Qt WebEngine locales directory not found at location /home/tm/Qt/5.7/gcc_64/translations/qtwebengine_locales. Trying application directory...
Qt WebEngine locales directory not found at location /opt/HipChat4/bin/qtwebengine_locales. Trying fallback directory... Translations MAY NOT not be correct.
Qt WebEngine resources not found at /home/tm/Qt/5.7/gcc_64/resources. Trying parent directory...
Qt WebEngine resources not found at /home/tm/Qt/5.7/gcc_64. Trying application directory...
[0717/105324:ERROR:resource_bundle.cc(720)] Failed to load /opt/HipChat4/bin/qtwebengine_devtools_resources.pak
Some features may not be available.
[0717/105324:WARNING:resource_bundle.cc(311)] locale_file_path.empty() for locale
[New Thread 0x7fffcf52e700 (LWP 3729)]
[New Thread 0x7fffced2d700 (LWP 3730)]
[New Thread 0x7fffce52c700 (LWP 3731)]
[New Thread 0x7fffcdd2b700 (LWP 3732)]
[New Thread 0x7fffcd52a700 (LWP 3733)]
[New Thread 0x7fffccd29700 (LWP 3734)]
[New Thread 0x7fffabfff700 (LWP 3735)]
[New Thread 0x7fffab7fe700 (LWP 3736)]
[New Thread 0x7fffaaffd700 (LWP 3737)]
[New Thread 0x7fffaa7fc700 (LWP 3738)]
[New Thread 0x7fffa9ffb700 (LWP 3739)]
[New Thread 0x7fffa97fa700 (LWP 3740)]
[New Thread 0x7fffa8ff9700 (LWP 3741)]
[New Thread 0x7fff8bfff700 (LWP 3742)]
[New Thread 0x7fff8b7fe700 (LWP 3743)]
[New Thread 0x7fff8affd700 (LWP 3744)]
[New Thread 0x7fff8a7fc700 (LWP 3745)]
[New Thread 0x7fff894ba700 (LWP 3746)]
[New Thread 0x7fff88cb9700 (LWP 3747)]
[09:53:24][void HipChatApplication::initialize(HipChatApplication::Configuration&):393] datapath "/opt/HipChat4/lib"
[09:53:24][virtual bool OnlineStatus::platformSpecificHasInternetConnectivity():38] org.freedesktop.NetworkManager interface is valid
[09:53:24][void AbstractOnlineStatus::checkOnlineStatus():196] platform online state =  true
[09:53:24][void AbstractOnlineStatus::doSecondaryCheck(bool):205] Do secondary online check
[09:53:24][void AbstractOnlineStatus::doSecondaryCheck(bool):227] server path
[09:53:24][QString AbstractSettings::decryptLoginData() const:196] login data is encrypted, so decrypting
[09:53:24][void AbstractOnlineStatus::doSecondaryCheck(bool):264] onlineStatusUrl check:  "https://hokeykokey.websense.net/api/features"
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve CRYPTO_num_locks
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve CRYPTO_set_id_callback
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve CRYPTO_set_locking_callback
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve ERR_free_strings
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve EVP_CIPHER_CTX_cleanup
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve EVP_CIPHER_CTX_init
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve sk_new_null
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve sk_push
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve sk_free
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve sk_num
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve sk_pop_free
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve sk_value
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSL_library_init
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSL_load_error_strings
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSL_get_ex_new_index
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSLv2_client_method
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSLv23_client_method
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSLv2_server_method
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSLv23_server_method
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve X509_STORE_CTX_get_chain
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve OPENSSL_add_all_algorithms_noconf
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve OPENSSL_add_all_algorithms_conf
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSLeay
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot resolve SSLeay_version
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot call unresolved function CRYPTO_num_locks
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot call unresolved function CRYPTO_set_id_callback
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot call unresolved function CRYPTO_set_locking_callback
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot call unresolved function SSL_library_init
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot call unresolved function SSLv23_client_method
Warning: [09:53:24][qt.network.ssl][:0] QSslSocket: cannot call unresolved function sk_num

Thread 1 "HipChat.bin" received signal SIGSEGV, Segmentation fault.
0x00007ffff0231fb1 in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
(gdb) bt
#0  0x00007ffff0231fb1 in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#1  0x00007ffff0222c4f in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#2  0x00007ffff0223944 in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#3  0x00007ffff02107a5 in QSslCertificate::fromData(QByteArray const&, QSsl::EncodingFormat) () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#4  0x00007ffff02126b2 in QSslCertificate::fromPath(QString const&, QSsl::EncodingFormat, QRegExp::PatternSyntax) () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#5  0x00007ffff022ca53 in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#6  0x00007ffff022cea4 in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#7  0x00007ffff02106d5 in QSslCertificate::QSslCertificate(QByteArray const&, QSsl::EncodingFormat) () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#8  0x00007ffff02134c9 in QSslConfiguration::QSslConfiguration() () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#9  0x00007ffff01abc6c in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#10 0x00007ffff01b3a42 in ?? () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#11 0x00007ffff01906b0 in QNetworkAccessManager::createRequest(QNetworkAccessManager::Operation, QNetworkRequest const&, QIODevice*) ()
   from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#12 0x00007ffff018db84 in QNetworkAccessManager::get(QNetworkRequest const&) () from /opt/HipChat4/bin/..//lib/libQt5Network.so.5
#13 0x0000000000433d03 in AbstractOnlineStatus::doSecondaryCheck(bool) ()
#14 0x0000000000434b2c in AbstractOnlineStatus::checkOnlineStatus() ()
#15 0x0000000000422d9c in HipChatApplication::HipChatApplication(HipChatApplication::Configuration&) ()
#16 0x000000000041a54e in main ()
(gdb)