Whatpulse crash

[[GoT]Jewest]

Warning: Ignoring XDG_SESSION_TYPE=wayland on Gnome. Use QT_QPA_PLATFORM=wayland to run on Wayland anyway.
17-09-2019 09:12:09.460 INFO "Starting WhatPulse 2.8.4-1633..."
QObject::startTimer: Timers cannot have negative intervals
17-09-2019 09:12:09.485 DEBUG Database file: "/home/<user>/.local/share/WhatPulse/whatpulse.db"
Application crashed with signal 11!
0 [/lib/x86_64-linux-gnu/libc.so.6(+0x15c759) [0x7fa6030a3759]]
1 [./whatpuls(+0x18d1d2) [0x5605e25ad1d2]]
2 [./whatpuls(sqlite3_vsnprintf+0x4a) [0x5605e25ad85a]]
3 [./whatpuls(sqlite3_snprintf+0x82) [0x5605e25ad8f2]]
4 [./whatpuls(+0x18d957) [0x5605e25ad957]]
5 [./whatpuls(+0x18dab8) [0x5605e25adab8]]
6 [/usr/lib/x86_64-linux-gnu/libsqlite3.so.0(+0x2fbab) [0x7fa604819bab]]
7 [/usr/lib/x86_64-linux-gnu/qt5/plugins/sqldrivers/libqsqlite.so(+0x8653) [0x7fa5f6008653]]
Aborted

any ideas?
Debian buster.