Keepassrc does not start, only shows "Another instance of KeePassXC is already running" although there is no keepassrc process and even no configs in ./config/ (no keepassxcrc etc.)

Expected Behavior

Successful startup

Current Behavior

Possible Solution

Steps to Reproduce (for bugs)

Context

Debug Info

Information for package keepassxc:

Repository : Security
Name : keepassxc
Version : 2.2.0-14.2
Arch : x86_64
Vendor : obs://build.opensuse.org/security
Installed Size : 6.8 MiB
Installed : Yes
Status : up-to-date
Source package : keepassxc-2.2.0-14.2.src
Summary : Qt5-based Password Manager

Libraries:

• LIBS

Operating system: OpenSUSE leap 42.2,
CPU architecture: 64 bit
Kernel: 4.4.79-18.26-default
plasmashell 5.8.6

Enabled extensions:

• EXTENSIONS