Changing settings breaks ocDownloader

[chermnyx]

Steps to reproduce

1. Install ocDownloader to nextcloud 22
2. Change aria2 secret key in settings
3. Open ocDownloader page and try to download anything

Expected behaviour

The app works

Actual behaviour

The page shows Call to a member function fetchRow() on bool

Server configuration

Operating system: debian

Web server: apache

Database: postgresql

PHP version: 8.0.14

Nextcloud version: (see Nextcloud admin page) 22 (installed from docker; tag: stable-apache)

Updated from an older Nextcloud/ownCloud or fresh install: -

Where did you install Nextcloud from: docker (official example + custom script used to start aria2)

https://github.com/nextcloud/docker/tree/master/.examples/docker-compose/with-nginx-proxy/postgres/apache

Dockerfile for nextcloud

FROM nextcloud:stable-apache

RUN apt-get update \
    && apt-get install -y aria2 python3-pip sudo net-tools \
    && pip3 install youtube-dl

RUN mkdir /var/log/aria2c /var/local/aria2c \
    && touch /var/log/aria2c/aria2c.log \
    && touch /var/local/aria2c/aria2c.sess \
    && chown www-data.www-data -R /var/log/aria2c /var/local/aria2c \
    && chmod 770 -R /var/log/aria2c /var/local/aria2c

ADD ./start-nextcloud.sh /start-nextcloud.sh
RUN chmod +x /start-nextcloud.sh

# from https://github.com/nextcloud/docker/blob/master/22/apache/entrypoint.sh
ENTRYPOINT ["/start-nextcloud.sh"]
CMD ["apache2-foreground"]

start-nextcloud.sh

#!/bin/bash

# echo "$@"

if [[ -n "$RUN_ARIA2" ]]; then
	secret=$(cat /run/secrets/ARIA2_RPC)
	echo "Running aria2 rpc"
	sudo -u www-data aria2c --disable-ipv6 --enable-rpc --rpc-allow-origin-all -c -D --log=/var/log/aria2c/aria2c.log --check-certificate=false --save-session=/var/local/aria2c/aria2c.sess --save-session-interval=2 --continue=true --input-file=/var/local/aria2c/aria2c.sess --rpc-save-upload-metadata=true --force-save=true --log-level=warn --rpc-secret="$secret"
fi

exec /entrypoint.sh "$@"

Signing status:

Signing status

No errors have been found.

List of activated apps:

App list

If you have access to your command line run e.g.:
sudo -u www-data php occ app:list

Fatal error: Allowed memory size of 2097152 bytes exhausted (tried to allocate 446464 bytes) in /var/www/html/3rdparty/composer/autoload_real.php on line 37

Are you using external storage, if yes which one (currently not supported by ocDownloader): no

Are you using encryption (currently not supported by ocDownloader): yes

Are you using an external user-backend, if yes which one: no

Aria2c configuration (remove if not used):

See above

Aria2c error log

Aria2c log file (set the log level to debug by using --log-level=debug)

-

Client configuration

Browser: firefox 95

Operating system: archlinux

Nextcloud log (data/nextcloud.log)

Nextcloud log

Error | index | Exception: Call to a member function fetchRow() on bool