Error code: x21 Description: Not enough memory to complete the required operation (for example, an attempt to open a large file). For details on the place and the reason of the error, refer to the program log (by default, it is located in the /var/log/syslog file or the /var/log/messages file, depending on OS). Resolving the error: 1.Increase size of available memory for program processes (for example, by changing the limits with the ulimit command), restart the program and repeat the operation. Note that in some cases the system service systemd can ignore the specified limit changes. In this case, edit (or create if it does not exist) a file /etc/systemd/system/drweb-configd.service.d/limits.conf and specify the changed limit value, for example:
The list of available limits of systemd can be viewed in the documentation man systemd.exec. Uninstall Dr.Web for UNIX by entering the following command:
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